In the English dub, Episode 122 , titled "Mystery Revealed," primarily focuses on the revelation of Future Trunks' identity and his dire warning about the impending Android threat . Episode Overview: "Mystery Revealed"
Goku, Future Trunks, Vegeta , Piccolo, and Bulma . Dragon Ball Z (Dub) Episode 122
Trunks departs back to his timeline, leaving the Z Fighters to prepare for the attack in three years. In the English dub, Episode 122 , titled
Trunks provides Goku with a heart medicine from the future to ensure he survives the coming conflict. Technical Details (Funimation Dub) In the English dub