Cosmic Hero, Grandleaf (G-BT07/S11EN) [Glorious Bravery of Radiant Sword]

[CONT]: Sentinel [AUTO]:[Choose a card from your hand, and discard it] When this unit is placed on (GC) from hand, you may pay the cost. If you do, choose up to one of your vanguards that is being attacked, and that unit cannot be hit until end of that battle. Burst -[ACT](RC)[1/Turn] Generation Break 1 : [Soul Blast (1)] If your vanguard's [Power] is 30000 or greater, until the end of turn, this unit gets"[AUTO](RC):At the end of each turn, return this unit to your hand.". Then, if your vanguard's [Power] is 35000 or greater, this unit gets [Power]+4000 until the end of turn.