Vaylantz Genesis Grand Duke

[ Pendulum Effect ]
You can activate 1 of these effects;
● Special Summon this card to your Main Monster Zone in its same column.
● Move 1 monster in your Main Monster Zone to an adjacent (horizontal) Monster Zone.
You can only use this effect of "Vaylantz Genesis Grand Duke" once per turn.

[ Monster Effect ]
2 "Vaylantz" monsters
This face-down card in the Extra Deck must first be either Fusion Summoned, or Special Summoned by Tributing 1 Level 5 or higher non-Fusion "Vaylantz" monster in the same column as the Extra Monster Zone. If this card is Special Summoned: You can target 1 Monster Card in your opponent's Spell & Trap Zone; return it to the hand, and if you do, inflict damage to your opponent equal to its ATK, then, this card gains ATK equal to half the damage inflicted.