Outlast Trials Surplus Amp
C on the one list that ranks it
The Outlast Trials Surplus amp is a medicine amp that unlocks at Therapy Level 20 and costs 2 vouchers at Dorris. Surplus starts every trial with a random item in your inventory: medicine, an antidote, a bottle or a brick.
Surplus at a glance
| Amp group | Medicine (one amp per group can be equipped) |
| Unlock level | Therapy Level 20 |
| Cost | 2 vouchers, bought from Dorris Ritter |
| Slots | Counts as your medicine amp, one of three |
How the Outlast Trials Surplus amp works
Surplus starts every trial with a random item in your inventory: medicine, an antidote, a bottle or a brick. The details below come from Fandom's Amps page.
- The item is random, so it cannot be planned around.
How to unlock the Outlast Trials Surplus amp
Reach Therapy Level 20, open the amps menu with Dorris Ritter in the Sleep Room cafeteria and pay 2 vouchers. Dorris opens the amps menu once you reach Therapy Level 10. The vouchers guide lists how many vouchers each Therapy Level pays, and the Relapse guide explains how a permanent token keeps an amp after a Relapse resets your upgrades.
Surplus in a loadout
Medicine amps change how you heal, revive and start a trial. You can equip one medicine amp, so Surplus competes with Double Doses, Antitoxin, Last Chance, Incognito. Double Doses and Antitoxin unlock at the same level. Try your choice in the loadout builder to see the unlock level and voucher cost of the whole set, or read the best loadout guide for picks by playstyle.
Outlast Trials Surplus amp FAQ
- What level do I unlock Surplus in The Outlast Trials?
- Surplus unlocks at Therapy Level 20 and costs 2 vouchers at Dorris.
- What can Surplus give me?
- A random item: medicine, an antidote, a bottle or a brick.
Who should pick Surplus
Pick Surplus if you want a free starter item. It is a small, steady benefit that rewards players who run many trials.
See where every amp lands on the The Outlast Trials amp tier list, or browse all amps.