diff --git a/internal/lightcone/hunt/baptismofpurethought/baptismofpurethought.go b/internal/lightcone/hunt/baptismofpurethought/baptismofpurethought.go
new file mode 100644
index 00000000..ded30ec2
--- /dev/null
+++ b/internal/lightcone/hunt/baptismofpurethought/baptismofpurethought.go
@@ -0,0 +1,100 @@
+package baptismofpurethought
+
+import (
+	"github.com/simimpact/srsim/pkg/engine"
+	"github.com/simimpact/srsim/pkg/engine/equip/lightcone"
+	"github.com/simimpact/srsim/pkg/engine/event"
+	"github.com/simimpact/srsim/pkg/engine/info"
+	"github.com/simimpact/srsim/pkg/engine/modifier"
+	"github.com/simimpact/srsim/pkg/engine/prop"
+	"github.com/simimpact/srsim/pkg/key"
+	"github.com/simimpact/srsim/pkg/model"
+)
+
+const (
+	Check       = "baptism-of-pure-thought"
+	Disputation = "baptism-of-pure-thought-disputation-buff"
+)
+
+type state struct {
+	cdmgBonusInc float64
+	dmgBonus     float64
+	defignore    float64
+}
+
+// Increases the wearer's CRIT DMG by 20/23/26/29/32%. For every debuff on the enemy target,
+// the wearer's CRIT DMG dealt against this target additionally increases by 8/9/10/11/12%, stacking up to 3 times.
+// When using Ultimate to attack the enemy target, the wearer receives the Disputation effect,
+// which increases DMG dealt by 36/42/48/54/60% and enables their follow-up attacks to ignore 24/28/32/36/40% of the target's DEF.
+// This effect lasts for 2 turns.
+
+func init() {
+	lightcone.Register(key.BaptismofPureThought, lightcone.Config{
+		CreatePassive: Create,
+		Rarity:        5,
+		Path:          model.Path_HUNT,
+		Promotions:    promotions,
+	})
+
+	modifier.Register(Check, modifier.Config{
+		Listeners: modifier.Listeners{
+			OnBeforeHitAll: applyCdmgInc,
+			OnBeforeAttack: applyDisputation,
+		},
+	})
+
+	modifier.Register(Disputation, modifier.Config{
+		StatusType: model.StatusType_STATUS_BUFF,
+		Stacking:   modifier.ReplaceBySource,
+		CanDispel:  true,
+		Listeners: modifier.Listeners{
+			OnBeforeHitAll: applyDefignore,
+		},
+	})
+}
+
+func Create(engine engine.Engine, owner key.TargetID, lc info.LightCone) {
+	cdmgAmt := 0.17 + 0.03*float64(lc.Imposition)
+	cdmgIncAmt := 0.07 + 0.01*float64(lc.Imposition)
+	dmgAmt := 0.3 + 0.06*float64(lc.Imposition)
+	defignoreAmt := 0.2 + 0.04*float64(lc.Imposition)
+
+	engine.AddModifier(owner, info.Modifier{
+		Name:   Check,
+		Source: owner,
+		Stats:  info.PropMap{prop.CritDMG: cdmgAmt},
+		State: &state{
+			cdmgBonusInc: cdmgIncAmt,
+			dmgBonus:     dmgAmt,
+			defignore:    defignoreAmt,
+		},
+	})
+}
+
+func applyCdmgInc(mod *modifier.Instance, e event.HitStart) {
+	debuffCount := mod.Engine().ModifierStatusCount(e.Defender, model.StatusType_STATUS_DEBUFF)
+	if debuffCount > 3 {
+		debuffCount = 3
+	}
+	cdmgBonusInc := mod.State().(state).cdmgBonusInc
+	e.Hit.Attacker.AddProperty(Check, prop.CritDMG, float64(debuffCount)*cdmgBonusInc)
+}
+
+func applyDisputation(mod *modifier.Instance, e event.AttackStart) {
+	// this might need to be a SkillType/ActionType check in the future
+	if e.AttackType == model.AttackType_ULT {
+		st := mod.State().(state)
+		mod.Engine().AddModifier(mod.Owner(), info.Modifier{
+			Name:   Disputation,
+			Source: mod.Owner(),
+			Stats:  info.PropMap{prop.AllDamagePercent: st.dmgBonus},
+			State:  st.defignore,
+		})
+	}
+}
+
+func applyDefignore(mod *modifier.Instance, e event.HitStart) {
+	if e.Hit.AttackType == model.AttackType_INSERT {
+		e.Hit.Defender.AddProperty(Disputation, prop.DEFPercent, -mod.State().(float64))
+	}
+}
diff --git a/internal/lightcone/hunt/baptismofpurethought/data.go b/internal/lightcone/hunt/baptismofpurethought/data.go
new file mode 100644
index 00000000..c66ebd6f
--- /dev/null
+++ b/internal/lightcone/hunt/baptismofpurethought/data.go
@@ -0,0 +1,71 @@
+// Code generated by "weapstat"; DO NOT EDIT.
+
+package baptismofpurethought
+
+import "github.com/simimpact/srsim/pkg/engine/equip/lightcone"
+
+var promotions = []lightcone.PromotionData{
+	{
+		MaxLevel: 20,
+		HPBase:   43.2,
+		HPAdd:    6.48,
+		ATKBase:  26.4,
+		ATKAdd:   3.96,
+		DEFBase:  24,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 30,
+		HPBase:   95.04,
+		HPAdd:    6.48,
+		ATKBase:  58.08,
+		ATKAdd:   3.96,
+		DEFBase:  52.8,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 40,
+		HPBase:   164.16,
+		HPAdd:    6.48,
+		ATKBase:  100.32,
+		ATKAdd:   3.96,
+		DEFBase:  91.2,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 50,
+		HPBase:   233.28,
+		HPAdd:    6.48,
+		ATKBase:  142.56,
+		ATKAdd:   3.96,
+		DEFBase:  129.6,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 60,
+		HPBase:   302.4,
+		HPAdd:    6.48,
+		ATKBase:  184.8,
+		ATKAdd:   3.96,
+		DEFBase:  168,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 70,
+		HPBase:   371.52,
+		HPAdd:    6.48,
+		ATKBase:  227.04,
+		ATKAdd:   3.96,
+		DEFBase:  206.4,
+		DEFAdd:   3.6,
+	},
+	{
+		MaxLevel: 80,
+		HPBase:   440.64,
+		HPAdd:    6.48,
+		ATKBase:  269.28,
+		ATKAdd:   3.96,
+		DEFBase:  244.8,
+		DEFAdd:   3.6,
+	},
+}
\ No newline at end of file
diff --git a/pkg/key/lightcone.go b/pkg/key/lightcone.go
index bf2afa89..08daf2ac 100644
--- a/pkg/key/lightcone.go
+++ b/pkg/key/lightcone.go
@@ -31,6 +31,7 @@ const (
 	ReturntoDarkness        LightCone = "return_to_darkness"
 	SleepLiketheDead        LightCone = "sleep_like_the_dead"
 	IntheNight              LightCone = "in_the_night"
+	BaptismofPureThought    LightCone = "baptism_of_pure_thought"
 )
 
 // Nihility
diff --git a/pkg/simulation/imports.go b/pkg/simulation/imports.go
index 78e8c59e..f939f44e 100644
--- a/pkg/simulation/imports.go
+++ b/pkg/simulation/imports.go
@@ -76,6 +76,7 @@ import (
 	_ "github.com/simimpact/srsim/internal/lightcone/harmony/planetaryrendezvous"
 	_ "github.com/simimpact/srsim/internal/lightcone/hunt/adversarial"
 	_ "github.com/simimpact/srsim/internal/lightcone/hunt/arrows"
+	_ "github.com/simimpact/srsim/internal/lightcone/hunt/baptismofpurethought"
 	_ "github.com/simimpact/srsim/internal/lightcone/hunt/cruisinginthestellarsea"
 	_ "github.com/simimpact/srsim/internal/lightcone/hunt/dartingarrow"
 	_ "github.com/simimpact/srsim/internal/lightcone/hunt/inthenight"