Ice Floe Swordsman, Nightsnow

(This ability is active if you have four or more damage):[ 1 & Choose one of your rear-guards, and retire it] Choose a card from your drop zone, call it to , and that unit gets +5000 until end of turn. This ability cannot be used for the rest of that turn.{Drop zone}:[ 2 & 2] If you have a grade 3 vanguard, ride this card as .