Umbral Mantle [Shadowmoor] The Lost Millennium when an opponent's monster effect

when an opponent's monster effect is activated: You can detach 1 Xyz Material from this card

Set: Gladiator's Assault Card type: Effect Monster Rarity: Rare Attack: 800 Defense: 400 When this card is Special Summoned by the effect of a "Gladiator Beast" monster

Set: Champion Pack 5 Card type: Effect Monster Rarity: Super Rare Attack: 200 Defense: 700 FLIP: Pick up cards from the top of your Deck until you pick up a Spell or Trap Card

if you activate a "Fire Formation" Spell/Trap Card (except during the Damage Step): You can Set 1 "Fire Formation" Trap Card directly from your Deck

Umbral Mantle [Shadowmoor] The Lost Millennium when an opponent's monster effectSet: Shadowmoor Type: Artifact Equipment Rarity: Uncommon Cost: {3} Equipped creature has "{3}, {Q}: This creature gets +2 +2 until end of turn." ({Q} is the untap symbol.) Equip {0} It harnesses the power of night in a land where daylight fears to show itself.