[ACT](RC):COST [Counter Blast (1)], and this unit gets [Power]+5000 until end of turn. If your vanguard is "Kashuu Kiyomitsu Kiwame", get [Power]+10000 instead of +5000.
(When revealed as a trigger, choose one of your units, and it gets [Critical]+1 until end of turn! Then, choose one of your units, and it gets [Power]+10000 until end of turn!)