Supreme King Servant, Blockade Supercell Dragon

Supreme King Servant, Blockade Supercell Dragon
Card Effect(s)
 * Name: Supreme King Servant, Blockade Suprecell Dragon
 * Card Type: G Unit
 * Grade / Skill: Grade 4
 * Shield: 15000
 * Nation: Dragon Empire
 * Clan: Narukami
 * Race: Thunder Dragon
 * Trigger Effect: None
 * Card Flavor(s): Adversity! Love! Hatred! Adoration! Go through it all and survive!
 * [G guardian] (Usable when both fighters' vanguards are grade 3 or greater, and the number of face up G guardians in your G zone is three or less)-Opponent Turn's Guard Step-[Choose a card with "Heal" from your hand, and discard it] Call this card to your (GC) from face down.
 * [AUTO] Generation Break 1:[Choose a face down G guardian from your G zone, and turn it face up] When this unit is placed on (GC), you may pay the cost. If you do, choose one of your opponent's attacking rear-guards, and retire all of your opponent's rear-guards in the same column as that unit, then bind those units face-up at the end of the turn.