From e10a154a8aa23d02b0ccd9013b0865b48d45b84e Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 08:53:40 +0000
Subject: [PATCH 1/7] Add targeted Cerber retriggers

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/decks.lua     | 13 -------------
 content/objects/jokers.lua    | 14 +++-----------
 modules/hooks/general.lua     | 14 ++++++++++++++
 modules/utils/joker_utils.lua | 29 +++++++++++++++++++++++++++++
 4 files changed, 46 insertions(+), 24 deletions(-)

diff --git a/content/objects/decks.lua b/content/objects/decks.lua
index b5a66e8..34a7d1f 100644
--- a/content/objects/decks.lua
+++ b/content/objects/decks.lua
@@ -74,19 +74,6 @@ SMODS.Back({
 						}, G.deck, nil, nil, { G.C.SECONDARY_SET.Enhanced })
 						_card:set_ability(G.P_CENTERS["m_glorp"], nil, true)
 						SMODS.change_base(_card, "Glorpsuit")
-						-- Check if Cerber joker exists and apply Negative to 2s
-						local has_cerber = false
-						if G and G.jokers and G.jokers.cards then
-							for _, joker in ipairs(G.jokers.cards) do
-								if joker.config and joker.config.center and joker.config.center.key == "j_cerber" then
-									has_cerber = true
-									break
-								end
-							end
-						end
-						if has_cerber and _rank == "2" then
-							_card:set_edition("e_negative", true)
-						end
 						G.E_MANAGER:add_event(Event({
 							func = function()
 								return true
diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index f8c109b..27a43d2 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2285,7 +2285,7 @@ SMODS.Joker({
 		name = "Cerber",
 		text = {
 			"All {C:attention}2s{} become",
-			"{C:dark_edition}Negative{} when obtained",
+			"{C:dark_edition}Negative{}",
 		},
 	},
 	credits = {
@@ -2305,20 +2305,12 @@ SMODS.Joker({
 	pos = { x = 4, y = 0 },
 	add_to_deck = function(self, card, from_debuff)
 		if G.playing_cards and not card.debuff then
-			for _, pcard in ipairs(G.playing_cards) do
-				if pcard:get_id() == 2 and not (pcard.edition and pcard.edition.key == "e_negative") then
-					pcard:set_edition("e_negative", true)
-				end
-			end
+			Neuratro.trigger_cerber(G.playing_cards, true)
 		end
 	end,
 	calculate = function(self, card, context)
 		if context.playing_card_added and not context.blueprint and not context.retrigger_joker then
-			for _, pcard in ipairs(context.cards) do
-				if pcard:get_id() == 2 and not (pcard.edition and pcard.edition.key == "e_negative") then
-					pcard:set_edition("e_negative", true)
-				end
-			end
+			Neuratro.trigger_cerber(context.cards, true)
 		end
 	end,
 	in_pool = function(self, args)
diff --git a/modules/hooks/general.lua b/modules/hooks/general.lua
index 406ce5d..fdb2abf 100644
--- a/modules/hooks/general.lua
+++ b/modules/hooks/general.lua
@@ -49,6 +49,20 @@ function Card:set_sprites(center, ...)
 	return _set_sprites(self, center, ...)
 end
 
+local card_set_base = Card.set_base
+function Card:set_base(...)
+	local x = { card_set_base(self, ...) }
+	Neuratro.trigger_cerber({ self })
+	return unpack(x)
+end
+
+local smods_change_base = SMODS.change_base
+function SMODS.change_base(card, ...)
+	local x = { smods_change_base(card, ...) }
+	Neuratro.trigger_cerber({ card })
+	return unpack(x)
+end
+
 local cardUpdateHook = Card.update
 function Card:update(dt)
 	self.playbook_click_delay = math.max((self.playbook_click_delay or 0) - dt, 0)
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index 8c1d376..121ef28 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -39,6 +39,35 @@ function Neuratro.has_joker(joker_key)
 	return Neuratro.find_joker(joker_key) ~= nil
 end
 
+function Neuratro.cerberify_card(card)
+	if
+		not card
+		or not card.ability
+		or card.ability.set ~= "Default"
+		or card:get_id() ~= 2
+		or (card.edition and card.edition.key == "e_negative")
+	then
+		return false
+	end
+
+	card:set_edition("e_negative", true)
+	return true
+end
+
+function Neuratro.trigger_cerber(cards, force)
+	if not cards or (#cards == 0) or (not force and not Neuratro.has_joker("j_cerber")) then
+		return false
+	end
+
+	local triggered = false
+
+	for _, card in ipairs(cards) do
+		triggered = Neuratro.cerberify_card(card) or triggered
+	end
+
+	return triggered
+end
+
 function Neuratro.trigger_filtersister_upgrade()
 	for _, joker in ipairs(Neuratro.find_jokers("j_filtersister")) do
 		joker.ability.extra.xmult = joker.ability.extra.xmult + joker.ability.extra.upg

From 6077365d0aacef796320767b3d58e118eb97f576 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 08:57:28 +0000
Subject: [PATCH 2/7] Refine Cerber retrigger helpers

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua    | 3 ++-
 modules/hooks/general.lua     | 4 ++--
 modules/utils/joker_utils.lua | 8 ++++++--
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index 27a43d2..b54dde7 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2285,7 +2285,8 @@ SMODS.Joker({
 		name = "Cerber",
 		text = {
 			"All {C:attention}2s{} become",
-			"{C:dark_edition}Negative{}",
+			"{C:dark_edition}Negative{} when",
+			"obtained or transformed",
 		},
 	},
 	credits = {
diff --git a/modules/hooks/general.lua b/modules/hooks/general.lua
index fdb2abf..9e09138 100644
--- a/modules/hooks/general.lua
+++ b/modules/hooks/general.lua
@@ -52,14 +52,14 @@ end
 local card_set_base = Card.set_base
 function Card:set_base(...)
 	local x = { card_set_base(self, ...) }
-	Neuratro.trigger_cerber({ self })
+	Neuratro.trigger_cerber(self)
 	return unpack(x)
 end
 
 local smods_change_base = SMODS.change_base
 function SMODS.change_base(card, ...)
 	local x = { smods_change_base(card, ...) }
-	Neuratro.trigger_cerber({ card })
+	Neuratro.trigger_cerber(card)
 	return unpack(x)
 end
 
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index 121ef28..b7943db 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -54,11 +54,15 @@ function Neuratro.cerberify_card(card)
 	return true
 end
 
-function Neuratro.trigger_cerber(cards, force)
-	if not cards or (#cards == 0) or (not force and not Neuratro.has_joker("j_cerber")) then
+function Neuratro.trigger_cerber(cards, skip_joker_check)
+	if not cards or (not skip_joker_check and not Neuratro.has_joker("j_cerber")) then
 		return false
 	end
 
+	if cards.ability then
+		return Neuratro.cerberify_card(cards)
+	end
+
 	local triggered = false
 
 	for _, card in ipairs(cards) do

From 0d33c848993c68741916befd1470020af5c84cb8 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 08:59:15 +0000
Subject: [PATCH 3/7] Clarify Cerber helper interfaces

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua    |  4 ++--
 modules/hooks/general.lua     |  4 ++--
 modules/utils/joker_utils.lua | 14 +++++++++-----
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index b54dde7..e34dfce 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2306,12 +2306,12 @@ SMODS.Joker({
 	pos = { x = 4, y = 0 },
 	add_to_deck = function(self, card, from_debuff)
 		if G.playing_cards and not card.debuff then
-			Neuratro.trigger_cerber(G.playing_cards, true)
+			Neuratro.trigger_cerber_on_cards(G.playing_cards, true)
 		end
 	end,
 	calculate = function(self, card, context)
 		if context.playing_card_added and not context.blueprint and not context.retrigger_joker then
-			Neuratro.trigger_cerber(context.cards, true)
+			Neuratro.trigger_cerber_on_cards(context.cards, true)
 		end
 	end,
 	in_pool = function(self, args)
diff --git a/modules/hooks/general.lua b/modules/hooks/general.lua
index 9e09138..d7372b4 100644
--- a/modules/hooks/general.lua
+++ b/modules/hooks/general.lua
@@ -52,14 +52,14 @@ end
 local card_set_base = Card.set_base
 function Card:set_base(...)
 	local x = { card_set_base(self, ...) }
-	Neuratro.trigger_cerber(self)
+	Neuratro.trigger_cerber_on_card(self)
 	return unpack(x)
 end
 
 local smods_change_base = SMODS.change_base
 function SMODS.change_base(card, ...)
 	local x = { smods_change_base(card, ...) }
-	Neuratro.trigger_cerber(card)
+	Neuratro.trigger_cerber_on_card(card)
 	return unpack(x)
 end
 
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index b7943db..b3515d8 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -54,19 +54,23 @@ function Neuratro.cerberify_card(card)
 	return true
 end
 
-function Neuratro.trigger_cerber(cards, skip_joker_check)
-	if not cards or (not skip_joker_check and not Neuratro.has_joker("j_cerber")) then
+function Neuratro.trigger_cerber_on_card(card, joker_already_verified)
+	if not card or (not joker_already_verified and not Neuratro.has_joker("j_cerber")) then
 		return false
 	end
 
-	if cards.ability then
-		return Neuratro.cerberify_card(cards)
+	return Neuratro.cerberify_card(card)
+end
+
+function Neuratro.trigger_cerber_on_cards(cards, joker_already_verified)
+	if not cards or (not joker_already_verified and not Neuratro.has_joker("j_cerber")) then
+		return false
 	end
 
 	local triggered = false
 
 	for _, card in ipairs(cards) do
-		triggered = Neuratro.cerberify_card(card) or triggered
+		triggered = Neuratro.trigger_cerber_on_card(card, true) or triggered
 	end
 
 	return triggered

From 5b3d6242b585284e6922d0053400d04f3546b9c7 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 09:00:55 +0000
Subject: [PATCH 4/7] Tighten Cerber transformation hooks

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua    |  2 +-
 modules/hooks/general.lua     | 10 ++++++++--
 modules/utils/joker_utils.lua |  4 +++-
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index e34dfce..3d72525 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2286,7 +2286,7 @@ SMODS.Joker({
 		text = {
 			"All {C:attention}2s{} become",
 			"{C:dark_edition}Negative{} when",
-			"obtained or transformed",
+			"received or transformed",
 		},
 	},
 	credits = {
diff --git a/modules/hooks/general.lua b/modules/hooks/general.lua
index d7372b4..ecafaed 100644
--- a/modules/hooks/general.lua
+++ b/modules/hooks/general.lua
@@ -51,15 +51,21 @@ end
 
 local card_set_base = Card.set_base
 function Card:set_base(...)
+	local previous_id = self:get_id()
 	local x = { card_set_base(self, ...) }
-	Neuratro.trigger_cerber_on_card(self)
+	if previous_id ~= 2 and self:get_id() == 2 then
+		Neuratro.trigger_cerber_on_card(self)
+	end
 	return unpack(x)
 end
 
 local smods_change_base = SMODS.change_base
 function SMODS.change_base(card, ...)
+	local previous_id = card and card.get_id and card:get_id()
 	local x = { smods_change_base(card, ...) }
-	Neuratro.trigger_cerber_on_card(card)
+	if card and previous_id ~= 2 and card:get_id() == 2 then
+		Neuratro.trigger_cerber_on_card(card)
+	end
 	return unpack(x)
 end
 
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index b3515d8..8a6d2d6 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -70,7 +70,9 @@ function Neuratro.trigger_cerber_on_cards(cards, joker_already_verified)
 	local triggered = false
 
 	for _, card in ipairs(cards) do
-		triggered = Neuratro.trigger_cerber_on_card(card, true) or triggered
+		if Neuratro.trigger_cerber_on_card(card, true) then
+			triggered = true
+		end
 	end
 
 	return triggered

From dd27258af6dbd2c6d15951fa81dd86936be585b0 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 09:02:03 +0000
Subject: [PATCH 5/7] Polish Cerber text wording

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index 3d72525..e34dfce 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2286,7 +2286,7 @@ SMODS.Joker({
 		text = {
 			"All {C:attention}2s{} become",
 			"{C:dark_edition}Negative{} when",
-			"received or transformed",
+			"obtained or transformed",
 		},
 	},
 	credits = {

From fee552baa06d276c23637d09c07f47bdc9e3d3f7 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 09:03:35 +0000
Subject: [PATCH 6/7] Simplify Cerber joker verification

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/480d26ef-4edf-444a-860b-4f38b577d98a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua    |  6 +++---
 modules/utils/joker_utils.lua | 30 +++++++++++++++++++-----------
 2 files changed, 22 insertions(+), 14 deletions(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index e34dfce..6fdebef 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2286,7 +2286,7 @@ SMODS.Joker({
 		text = {
 			"All {C:attention}2s{} become",
 			"{C:dark_edition}Negative{} when",
-			"obtained or transformed",
+			"obtained or changed",
 		},
 	},
 	credits = {
@@ -2306,12 +2306,12 @@ SMODS.Joker({
 	pos = { x = 4, y = 0 },
 	add_to_deck = function(self, card, from_debuff)
 		if G.playing_cards and not card.debuff then
-			Neuratro.trigger_cerber_on_cards(G.playing_cards, true)
+			Neuratro.cerberify_cards(G.playing_cards)
 		end
 	end,
 	calculate = function(self, card, context)
 		if context.playing_card_added and not context.blueprint and not context.retrigger_joker then
-			Neuratro.trigger_cerber_on_cards(context.cards, true)
+			Neuratro.cerberify_cards(context.cards)
 		end
 	end,
 	in_pool = function(self, args)
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index 8a6d2d6..1581d11 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -54,23 +54,15 @@ function Neuratro.cerberify_card(card)
 	return true
 end
 
-function Neuratro.trigger_cerber_on_card(card, joker_already_verified)
-	if not card or (not joker_already_verified and not Neuratro.has_joker("j_cerber")) then
-		return false
-	end
-
-	return Neuratro.cerberify_card(card)
-end
-
-function Neuratro.trigger_cerber_on_cards(cards, joker_already_verified)
-	if not cards or (not joker_already_verified and not Neuratro.has_joker("j_cerber")) then
+function Neuratro.cerberify_cards(cards)
+	if not cards then
 		return false
 	end
 
 	local triggered = false
 
 	for _, card in ipairs(cards) do
-		if Neuratro.trigger_cerber_on_card(card, true) then
+		if Neuratro.cerberify_card(card) then
 			triggered = true
 		end
 	end
@@ -78,6 +70,22 @@ function Neuratro.trigger_cerber_on_cards(cards, joker_already_verified)
 	return triggered
 end
 
+function Neuratro.trigger_cerber_on_card(card)
+	if not card or not Neuratro.has_joker("j_cerber") then
+		return false
+	end
+
+	return Neuratro.cerberify_card(card)
+end
+
+function Neuratro.trigger_cerber_on_cards(cards)
+	if not cards or not Neuratro.has_joker("j_cerber") then
+		return false
+	end
+
+	return Neuratro.cerberify_cards(cards)
+end
+
 function Neuratro.trigger_filtersister_upgrade()
 	for _, joker in ipairs(Neuratro.find_jokers("j_filtersister")) do
 		joker.ability.extra.xmult = joker.ability.extra.xmult + joker.ability.extra.upg

From fef3aa5db9aa16b45fa741fb011d1f2b8cb86bd9 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 24 Apr 2026 09:24:32 +0000
Subject: [PATCH 7/7] Fix Cerber startup hook crash

Agent-Logs-Url: https://github.com/1srscx4/Neuratro/sessions/4f1ab0c9-ac31-47b2-8384-74b3bf99880a

Co-authored-by: Adesii <37816311+Adesii@users.noreply.github.com>
---
 content/objects/jokers.lua    |  3 +--
 modules/hooks/general.lua     | 12 ++++++++----
 modules/utils/joker_utils.lua |  4 +++-
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/content/objects/jokers.lua b/content/objects/jokers.lua
index 6fdebef..8c61619 100644
--- a/content/objects/jokers.lua
+++ b/content/objects/jokers.lua
@@ -2285,8 +2285,7 @@ SMODS.Joker({
 		name = "Cerber",
 		text = {
 			"All {C:attention}2s{} become",
-			"{C:dark_edition}Negative{} when",
-			"obtained or changed",
+			"{C:dark_edition}Negative{}",
 		},
 	},
 	credits = {
diff --git a/modules/hooks/general.lua b/modules/hooks/general.lua
index ecafaed..919ec5e 100644
--- a/modules/hooks/general.lua
+++ b/modules/hooks/general.lua
@@ -49,11 +49,15 @@ function Card:set_sprites(center, ...)
 	return _set_sprites(self, center, ...)
 end
 
+local function cerber_card_id(card)
+	return card and card.base and card.base.id or nil
+end
+
 local card_set_base = Card.set_base
 function Card:set_base(...)
-	local previous_id = self:get_id()
+	local previous_id = cerber_card_id(self)
 	local x = { card_set_base(self, ...) }
-	if previous_id ~= 2 and self:get_id() == 2 then
+	if previous_id ~= 2 and cerber_card_id(self) == 2 then
 		Neuratro.trigger_cerber_on_card(self)
 	end
 	return unpack(x)
@@ -61,9 +65,9 @@ end
 
 local smods_change_base = SMODS.change_base
 function SMODS.change_base(card, ...)
-	local previous_id = card and card.get_id and card:get_id()
+	local previous_id = cerber_card_id(card)
 	local x = { smods_change_base(card, ...) }
-	if card and previous_id ~= 2 and card:get_id() == 2 then
+	if card and previous_id ~= 2 and cerber_card_id(card) == 2 then
 		Neuratro.trigger_cerber_on_card(card)
 	end
 	return unpack(x)
diff --git a/modules/utils/joker_utils.lua b/modules/utils/joker_utils.lua
index 1581d11..c1ca4e0 100644
--- a/modules/utils/joker_utils.lua
+++ b/modules/utils/joker_utils.lua
@@ -40,11 +40,13 @@ function Neuratro.has_joker(joker_key)
 end
 
 function Neuratro.cerberify_card(card)
+	local card_id = card and card.base and card.base.id
 	if
 		not card
+		or not card_id
 		or not card.ability
 		or card.ability.set ~= "Default"
-		or card:get_id() ~= 2
+		or card_id ~= 2
 		or (card.edition and card.edition.key == "e_negative")
 	then
 		return false