
Explosions synergies
An exploding attack adds Explosion Damage to the same sum as %Damage: damage × (1 + %Damage/100 + Explosion Damage/100). Explosion Size enlarges the blast area only.
Effects that reward it Scanned from game-file effects
Dynamite item+15% Explosion Damage
Explosive Shells item+60% Explosion Damage
Honey item+10% Explosion Damage
Plastic Explosive item+25% Explosion Size
Sources
Exothermic Reaction itemEvolved (mecha and mutated) enemies have a 33% chance to explode for 10 (+100% Evolution) damage when they die
Kraken’s Eye itemYou have a 50% chance to explode for 10 (+500% Curse) damage when you get hit
Rip and Tear itemEnemies have a 20% chance to explode for 10 (+50% Melee Damage) damage when they die
Spicy Sauce itemConsumables have a 50% chance to explode for 10 (+100% Max HP) damage when picked up
Sunken Bell itemOnce per wave, you explode for 100 (+500% Melee Damage, +500% Ranged Damage, +500% Elemental Damage, +500% Engineering) damage when you fall below 40% health
DEX-troyer weapon50% chance to explode on hit
Plank weapon25%/30%/40%/50% chance to explode on hit
Plasma Sledge weapon25%/50% chance to explode on hit
Power Fist weapon25%/50% chance to explode on hit
Fireball weaponProjectiles explode on hit
Grenade Launcher weaponProjectiles explode on hit
Nuclear Launcher weaponProjectiles explode on hit
Rocket Launcher weaponProjectiles explode on hit
Shredder weaponProjectiles have a 50%/65%/80% chance to explode on hit
Sticky Grenade weaponSticks to the targeted enemy and explodes after 0.75 seconds
Characters
Artificer+175% Explosion Damage
BullYou explode for 30 (+300% Melee Damage, +300% Ranged Damage, +300% Elemental Damage) damage when you take damage
ChefConsumables explode for 5x1 (+100% Elemental Damage) burning damage when picked up
Glutton+1% Explosion Damage when picking up a consumable while at maximum health
OgreEnemies taking double their max health as damage explode for 15 (+50% Max HP, -50% Attack Speed) damage
Rule source
The stacking rule is datamined from the recovered game code (weapon_service.gd); no 1.2 patch note changes it. Effects come from the game-file tables with the 12 November 2026 patch.
Reviewed . PC 1.2.
