Ghostrick Yeti [AC18-EN004] Super Rare Thunder at the end of the

at the end of the Damage Step: You can Special Summon 1 Cyberse monster from your hand

If this face-up card leaves the field: You can target 1 card on the field

If you controlled a Level 5 or higher “Harpie” monster at activation

treat it as Level 6

equip it to this card

Ghostrick Yeti [AC18-EN004] Super Rare Thunder at the end of theSet: Advent Calendar 2018 Card type: Effect Monster Rarity: Super Rare Attack: 300 Defense: 2000 Can not be Normal Summoned , unless you control a " Ghostrick " monster . Once per turn : You can change this card to face down Defense Position . When this card is flipped face up : You can target 1 "Ghostrick" monster on the field ; this turn , it can not be destroyed by battle or card effects.