There are a number of ways to collect mutagen.
  • Touch canisters placed randomly throughout the environment with your character or the Shellraiser.
  • There is a chance that enemies will drop it upon being defeated.
  • You can win it  on the Wheel O’ Pizza if you’ve collected pizza slices during a run.
  • You are sometimes rewarded mutagen after leveling up.
  • Completing achievements rewards mutagen. Visit the achievements section of the main menu and tap “Claim Rewards” to collect the mutagen and coins.
  • If you want mutagen more quickly, you can purchase it in the shop via in app purchase.