Eradicator, Gauntlet Buster Dragon (BT10/007EN) [Triumphant Return of the King of Knights]

[AUTO](VC) Limit Break 4 (This ability is active if you have four or more damage):When your opponent's rear-guard is put into the drop zone due to an effect from one of your cards, this unit gets [Power]+3000/[Critical]+1 until end of turn. [ACT](VC):[Counter Blast (2)-card with "Eradicator" in its card name] Your opponent chooses one of his or her rear-guards, and retires it. [CONT](VC/RC): Lord (If you have a unit without a same clan as this unit, this unit cannot attack)