[AUTO](RC):When this unit attacks a vanguard, if you have a vanguard with "Raging" in its card name, this unit gets [Power] +2000 until end of that battle. Then, this unit gets "[AUTO](RC):[Counter-Blast 1 & Retire this unit] At the end of your turn, you may pay the cost. If you do, search for up to one <Abyss Dragon> with "[Limit-Break 4]" from your deck, reveal it, put it into your hand, and shuffle your deck." until end of turn.