Mobius the Mega Monarch [LVAL-EN040] Secret Rare Fusion Monster an Extended-Art card of rarity

an Extended-Art card of rarity Rare or higher from one of the Commander Masters Commander Decks

except "Gladiator Beast Noxious"

and cannot be Special Summoned by other ways

You can only use this effect of "Altergeist Marionetter" once per turn

Mobius the Mega Monarch [LVAL-EN040] Secret Rare Fusion Monster an Extended-Art card of raritySet: Legacy of the Valiant Card type: Effect Monster Rarity: Secret Rare Attack: 2800 Defense: 1000 You can Tribute Summon this card by Tributing 1 Tribute Summoned monster. When this card is Tribute Summoned: You can target up to 3 Spell Trap Cards on the field; destroy those targets. If this card was Tribute Summoned by Tributing a WATER monster, add this additional effect. Your opponent cannot activate the targeted card(s) in response to this