Revenger, Dragruler Phantom

:When this unit is placed on by riding on a unit with "Revenger" in its card name during the ride phase, search your deck for up to one card with "Revenger" in its card name, call it to and shuffle your deck. If your opponent's damage zone has four or less cards, [ 1 "Illusionary Revenger, Mordred Phantom"], choose one of your opponent's vanguards, and deal one damage. :When this unit attacks, [ 1 & 1], choose all of your front row units with "Revenger" in its card names or "Blaster Dark", retire all of your other rear-guards, and for each rear-guard retired, all of your front row units gets +5000 until end of turn. If you retired two or more rear-guards, all of your front row rear-guards.