Causality Dragon, Crucial Dragon D-SS05/006 RRR

[CONT](RC/GC):If your opponent's drive check or damage check revealed a trigger unit this turn, this unit gets [Power]+10000/[Shield]+10000. [AUTO](RC)1/Turn:When this unit attacks a vanguard while not boosted, COST [put another rear-guard in the same column as this unit into soul], and perform all of the following. ?Choose one of your opponent's rear-guards, retire it, and this unit gets [Power]+5000 until end of turn. ?COST [Remove a [Over] trigger from drop], and your opponent cannot call grade 1 or greater cards from hand to (GC) until end of that battle.