diff --git a/core/src/main/assets/interfaces/hero_icons.png b/core/src/main/assets/interfaces/hero_icons.png
index 60a5bdfc4..5c506ce88 100644
Binary files a/core/src/main/assets/interfaces/hero_icons.png and b/core/src/main/assets/interfaces/hero_icons.png differ
diff --git a/core/src/main/assets/messages/actors/actors.properties b/core/src/main/assets/messages/actors/actors.properties
index f8f180ae2..a0084eb49 100644
--- a/core/src/main/assets/messages/actors/actors.properties
+++ b/core/src/main/assets/messages/actors/actors.properties
@@ -591,6 +591,10 @@ actors.hero.spells.holyweapon.desc=The Cleric enchants their worn weapon with ho
 actors.hero.spells.holyweapon$holywepbuff.name=holy weapon
 actors.hero.spells.holyweapon$holywepbuff.desc=The Cleric has imbued their worn weapon with holy energy, temporarily overriding any existing enchantment and causing the weapon to deal an extra 2 magical damage on each attack.\n\nTurns renaming: %s.
 
+actors.hero.spells.radiance.name=radiance
+actors.hero.spells.radiance.short_desc=Illuminates and briefly stuns visible enemies.
+actors.hero.spells.radiance.desc=The Priest erupts in holy light, stunning all visible enemies for 2 turns and illuminating them as if they were hit by Guiding Light. Radiance will also cause the Priest to glow for 100 turns if the current floor is dark.
+
 actors.hero.spells.recallglyph.name=recall glyph
 actors.hero.spells.recallglyph.short_desc=Repeats a recently used stone or scroll.
 actors.hero.spells.recallglyph.desc=The Cleric uses holy magic to replicate and re-cast the effect of a magical glyph found on a runestone or scroll they used in the last %s turns.\n\nRecall Glyph cannot be used to replicate scrolls of upgrade. This spell's charge cost varies based on which item was used recently: 1 for a runestone, 2 for a scroll, 3 for an exotic scroll. This charge cost is also doubled when replicating a scroll of transmutation, or alchemy items that must be crafted using transmutation or upgrade.
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/ClericSpell.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/ClericSpell.java
index 374abde05..1744c5123 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/ClericSpell.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/ClericSpell.java
@@ -105,7 +105,7 @@ public abstract class ClericSpell {
 		} else if (tier == 3){
 
 			if (cleric.subClass == HeroSubClass.PRIEST) {
-				//TODO innate radiance spell
+				spells.add(Radiance.INSTANCE);
 
 				if (cleric.hasTalent(Talent.HOLY_LANCE)){
 					spells.add(HolyLance.INSTANCE);
@@ -131,6 +131,7 @@ public abstract class ClericSpell {
 		spells.add(Sunray.INSTANCE);
 		spells.add(RecallGlyph.INSTANCE);
 		spells.add(DivineSense.INSTANCE);
+		spells.add(Radiance.INSTANCE);
 		spells.add(HolyLance.INSTANCE);
 		return spells;
 	}
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/Radiance.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/Radiance.java
new file mode 100644
index 000000000..5e5c1faa8
--- /dev/null
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/hero/spells/Radiance.java
@@ -0,0 +1,76 @@
+/*
+ * Pixel Dungeon
+ * Copyright (C) 2012-2015 Oleg Dolya
+ *
+ * Shattered Pixel Dungeon
+ * Copyright (C) 2014-2024 Evan Debenham
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+package com.shatteredpixel.shatteredpixeldungeon.actors.hero.spells;
+
+import com.shatteredpixel.shatteredpixeldungeon.Assets;
+import com.shatteredpixel.shatteredpixeldungeon.Challenges;
+import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
+import com.shatteredpixel.shatteredpixeldungeon.actors.Char;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Buff;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Light;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Paralysis;
+import com.shatteredpixel.shatteredpixeldungeon.actors.hero.Hero;
+import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Mob;
+import com.shatteredpixel.shatteredpixeldungeon.items.artifacts.HolyTome;
+import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
+import com.shatteredpixel.shatteredpixeldungeon.ui.HeroIcon;
+import com.watabou.noosa.audio.Sample;
+
+public class Radiance extends ClericSpell {
+
+	public static final Radiance INSTANCE = new Radiance();
+
+	@Override
+	public int icon() {
+		return HeroIcon.RADIANCE;
+	}
+
+	@Override
+	public float chargeUse(Hero hero) {
+		return 2;
+	}
+
+	@Override
+	public void onCast(HolyTome tome, Hero hero) {
+
+		GameScene.flash( 0x80FFFFFF );
+		Sample.INSTANCE.play(Assets.Sounds.BLAST);
+
+		if (Dungeon.level.viewDistance < 6 ){
+			Buff.affect(hero, Light.class, Dungeon.isChallenged(Challenges.DARKNESS) ? 20 : 100);
+		}
+
+		for (Mob mob : Dungeon.level.mobs.toArray( new Mob[0] )) {
+			if (mob.alignment != Char.Alignment.ALLY && Dungeon.level.heroFOV[mob.pos]) {
+				Buff.affect(mob, GuidingLight.Illuminated.class);
+				Buff.affect(mob, Paralysis.class, 1f);
+			}
+		}
+
+		hero.spend( 1f );
+		hero.busy();
+		hero.sprite.operate(hero.pos);
+
+		onSpellCast(tome, hero);
+
+	}
+}
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ui/HeroIcon.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ui/HeroIcon.java
index 309facc6c..666518226 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ui/HeroIcon.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ui/HeroIcon.java
@@ -82,6 +82,7 @@ public class HeroIcon extends Image {
 	public static final int DIVINE_SENSE    = 46;
 	public static final int RECALL_GLYPH    = 47;
 	public static final int HOLY_LANCE      = 48;
+	public static final int RADIANCE        = 49;
 
 	//all cleric spells have a separate icon with no background for the action indicator
 	public static final int SPELL_ACTION_OFFSET      = 32;