F1 - Active Trainer
F2 - Infinite Health
F3 - Fast kill
F4 - Infinite Energy
F5 - Infinite Xray
F6 - Enemy No Xray
F7 - Freeze Timer
F8 - Infinite Krypt Coins
F9 - Infinite Fatality / Infinite Skip Coins
F10 - Switch Effects To 2 Player
Activate Krypt cheat first then buy something "Spend some Krypt koins" then buy something again and you will see the effect
Switch effects to Player #2 should be use if you want the cheats like health, energy, xray to effect player #2 instead of Player #1, Player #1 is the player with health bar on left and #2 is the player with health bar on right.
Before you can use the Set Minimum Krypt cheat you must first activate Inf.Krypt cheat then Set Minimum Krypt amount then buy something to get the new amount, Default amount is 999999999.