Cosmic Hero, Grandberet

Burst-: 1 At the beginning of your main phase, if your vanguard's is 10000 or greater, you may pay the cost. If you do, until end of turn, this unit gets +4000, then, if your vanguard's is 30000 or greater, this unit gets +4000. : 1 Choose one of your vanguards with the burst ability, and increase its by this unit's until end of turn. Retire this unit.