Ancient Dragon, Tyrannolegend (SP)

[AUTO](VC) Limit Break 4 (This ability is active if you have four or more damage):[Choose three of your rear-guards with Ancient Dragon in its card name, and retire them] When this unit attacks a vanguard, you may pay the cost. If you do, this unit gets [Power]+10000/[Critical]+1 until end of that battle.
[ACT](VC):[Counter Blast (2) - Cards with Ancient Dragon in its card name] This unit gets [Power]+5000 until end of turn.
[CONT](VC/RC): Lord (If you have a unit without a same clan as this unit, this unit cannot attack)