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

Hardlight Afterburner
Legendary item (red)
Your movement skill (Shift) gets two more uses and comes back sooner. Each extra one, two more uses.
Game text: «Add +2 (+2 per stack) charges of your Utility skill. Reduces Utility skill cooldown by 33%.»
Stacking: Each copy, two more charges.
| 1 copy | 2 copies | 3 copies | 5 copies | 10 copies |
|---|---|---|---|---|
| 2 | 4 | 6 | 10 | 20 |
Each copy adds the same.
Drops from legendary chests and, less often, from large and small chests.
Unlocked from the start: it can show up in any run.
Your movement skill (Shift) gets two more uses and comes back sooner. Each extra one, two more uses.
Stacking: Each copy, two more charges.
Drops from legendary chests and, less often, from large and small chests. 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).