Serums are optional power-ups the player can use before each Wave. The following Serums are available:
- Health Serum - Restores 1 Health
- Strength Serum - Increases Damage
- Reroll Serum - Transform the 3 Mutations Plink brings you into 3 different ones
Serums are optional power-ups the player can use before each Wave. The following Serums are available: