|Alternate names||Finishing Buster|
|Debut||"Free the Future"|
|Color||& or &|
|Similar techniques||Brave Cannon|
Super Buster Cannon
Finish Buster (フィニッシュバスター) is a large energy sphere used by Future Trunks. First, Future Trunks raises his hands into the sky and charges a large energy sphere. Then, he swings his hands down and fires the ball of energy at the opponent, inflicting a huge amount of damage.
Finish Buster is named in the video game Dragon Ball Z Gaiden: Saiyajin Zetsumetsu Keikaku. It also appears in the Butōden series, Dragon Ball Z: Legendary Super Warriors, the Budokai series, the Budokai Tenkaichi series, Dragon Ball Z: Supersonic Warriors 2, Dragon Ball Z: Burst Limit, the Raging Blast series, and Dragon Ball Heroes. It is Future Trunks and Kid Trunks' Ultimate Blasts in their base forms, as well as one of Future Trunks' Blast 2 attacks in his Ultra Super Saiyan form in the Budokai Tenkaichi series.
- Heat Dome Attack – Future Trunks tosses his opponent in the air. Then he charges a ton of energy around him before blasting a large Finish Buster at the opponent. He uses this technique as a Super Saiyan to defeat Future Cell.