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

Benthic Bloom
Void item (purple)
At the start of each stage, it upgrades 3 random items to the next rarity (white to green, green to red). Turns your Clovers into this. Each extra one, 3 more items.
Game text: «Upgrades 3 (+3 per stack) random items to items of the next higher rarity at the start of each stage. Corrupts all 57 Leaf Clovers.»
Stacking: Each copy adds the same, no cap.
Watch out: It never upgrades red, yellow or lunar items, and can take a white straight to red.
It is the void version of 57 Leaf Clover: pick it up and every copy of that item turns into this one.
| 1 copy | 2 copies | 3 copies | 5 copies | 10 copies |
|---|---|---|---|---|
| 3 | 6 | 9 | 15 | 30 |
Each copy adds the same.
lots of whites to upgrade.
you choose which whites to hold so they upgrade.
Found in Void Cradles, Encrusted Key caches, the Simulacrum and Void Locus. Never from a normal chest.
Unlocked from the start: it can show up in any run.
At the start of each stage, it upgrades 3 random items to the next rarity (white to green, green to red). Turns your Clovers into this. Each extra one, 3 more items.
Stacking: Each copy adds the same, no cap.Watch out: It never upgrades red, yellow or lunar items, and can take a white straight to red.
Found in Void Cradles, Encrusted Key caches, the Simulacrum and Void Locus. Never from a normal chest. 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).