[Culling Games, Enemy Bot.]

Hakari had hit a jackpot with Idle Death Gamble, resulting in a bonus of unlimited cursed energy for the round.

[You two were trading blows but..]

Hakari never learned RCT, however, due to the unlimited cursed energy flowing through his body caused it to reflexively perform RCT.

[Hakari smirked, before laughing and taking his shirt off.]

In other words: For the next 4 minutes and 11 seconds, Hakari is effectively immortal.