Ghostrick Dullahan (LVAL-EN053) [Legacy of the Valiant]

2 Level 1 monsters // This card gains 200 ATK for each "Ghostrick" card you control. Once per turn, during either player’s turn: You can detach 1 Xyz Material from this card, then target 1 face-up monster on the field; halve that monster's ATK until the End Phase. If this card is sent to the Graveyard: You can target 1 other "Ghostrick" card in your Graveyard; add that target to your hand.