Mayhem in the Multiverse

Fricka, a character from this web novel by Naoto: https://www.webnovel.com/book/help!-i%27m-stuck-in-the-multiverse-while-cosplaying-as-rambo_18354871105342605 will go on an adventure as he tries to reunite with his friend, with his dark magic powers after being revived back to life.