Haste.

Whenever Vegeta, Unleashing Super Saiyan 3 enters the battlefield or attacks, you may double its power until end of turn.

At the beginning of the end step, if Vegeta, Unleashing Super Saiyan 3 was blocked this turn, its power becomes 1. Then it fights target creature an opponent controls with greater power.

When Vegeta, Unleashing Super Saiyan 3 leaves the battlefield, shuffle it into its owner's library.

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