Loki, Lord of the Aesir [STOR-EN039] Ultra Rare Equip Spell Negate the effects of face-up

Negate the effects of face-up monsters while your opponent controls them

if it was changed from face-up Attack Position to face-up Defense Position this turn

While you control a face-up "Ojama" monster

when an attack is declared involving a monster you control and an opponent's monster: Pay half your LP

If this card has a "Raidraptor" Xyz Monster as Xyz Material

Loki, Lord of the Aesir [STOR-EN039] Ultra Rare Equip Spell Negate the effects of face-upSet: Storm of Ragnarok Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 3300 Defense: 3000 1 "Nordic Alfar" Tuner + 2 or more non Tuner monsters. Once per turn, when your opponent activates a Spell Trap Card during your Battle Phase, you can negate its activation and destroy it. During the End Phase, if this face up card on the field was destroyed by your opponent's card (either by battle or by card effect) and sent to the Graveyard this