Tri-stinger Dragon

[AUTO](VC)[Limit-Break 4](This ability is active if you have four or more damage):When this unit attacks a vanguard, if it is the third battle of that turn or more, choose up to two cards from your damage zone, and turn them face up. [ACT](VC):[Counter-Blast 2] Choose one of your rear-guards, and that unit gets [Power] +3000 until end of turn.