Invincible Dad of Another World - Chapter 754

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

I transmigrated into the gacha game I abandoned for 10 years.But, the state of the heroes I raised is strange.

Scream out.Awake and pour out the grudge left in you onto me.Then, I shall save you.

The ordinary 18-year-old Edo, during a nighttime walk, finds himself in a fantasy world where he gains a mysterious power that could shape his destiny.