Frieza

Frieza is the leader of his own imperial army and feared for his ruthlessness and power. He is the descendant of Chilled, the second son of King Cold, and the younger brother of Cooler. He has made several comebacks since his fight with Goku on Namek, including multiple invasions of Earth.

After his defeat at the hands of Future Trunks. He sent to Hell and fight Thanos because of Soul Stone. However he kill Thanos' adopted daughter Gamora Instead during the Duel.