Common item (white). What the game says, what it really does, what each copy adds and what it pairs with.

Sticky Bomb
Common item (white)
5% of your hits stick a bomb to the enemy that explodes shortly after. Each extra bomb adds 5%.
Game text: «5% (+5% per stack) chance on hit to attach a bomb to an enemy, detonating for 180% TOTAL damage.»
Stacking: Each copy adds the same, no cap.
Watch out: With full-proc attacks, one bomb averages about 9% more damage.
| 1 copy | 2 copies | 3 copies | 5 copies | 10 copies |
|---|---|---|---|---|
| +5% | +10% | +15% | +25% | +50% |
Each copy adds the same.
Supercharge counts triple: with seven bombs, one sticks on every shot.
rerolls failed chances: more bombs.
Supercharge counts triple for items: with 7 Sticky Bombs, one sticks on every shot.
Drops from small chests, white printers and almost anything that gives items.
Unlocked from the start: it can show up in any run.
5% of your hits stick a bomb to the enemy that explodes shortly after. Each extra bomb adds 5%.
Stacking: Each copy adds the same, no cap.Watch out: With full-proc attacks, one bomb averages about 9% more damage.
Drops from small chests, white printers and almost anything that gives items. Unlocked from the start: it can show up in any run.
Sources: the game's English text (name and description), the Risk of Rain 2 wiki (riskofrain2.wiki.gg: this item's page, read on 31 October 2026; numbers, stacking formula and notes) and the wiki's survivor pages. The plain-words text and the synergies are ours. Icons: Risk of Rain 2 (Hopoo Games / Gearbox).