Prismatic Omen (Borderless) [Secret Lair Drop Series] Ultimate Rare or Wyrm monsters

or Wyrm monsters

when a card or effect is activated that targets an "Ursarctic" card you control (Quick Effect): You can Tribute 1 monster from your hand or field

1 "Exosister" Xyz Monster using this face-up card you control as material

Set: Sword & Shield: Chilling Reign Type: Darkness Rarity: Secret Rare Retreat cost: Colorless

4580416944373

Prismatic Omen (Borderless) [Secret Lair Drop Series] Ultimate Rare or Wyrm monstersSet: Secret Lair Drop Series Type: Enchantment Rarity: Rare Cost: {1}{G} Lands you control are every basic land type in addition to their other types. For a brief eternity, the truth refracted across a thousand futures.