Wild Bullet of Dust Storm, Clifton (D-BT12/019EN) [Evenfall Onslaught]

[AUTO](RC):When this unit attacks or boosts, if your opponent's rear-guard was retired by the ability of your vanguard this turn, this unit gets [Power] +2000 until end of that battle for each of your opponent's open (RC). [AUTO](RC):At the end of the battle this unit boosted, if you have a vanguard with "Eugene" in its card name, [COST][retire this unit], choose up to three cards from your soul, and if you chose one or more cards, return them to the deck and shuffle it. If you did not [Counter-Charge] this turn, [Counter-Charge 1].