Scion of Calamity (The Lost Caverns of Ixalan Commander 61) - Rare Magic: The Gathering Card

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)
Whenever this creature deals combat damage to a player, destroy target artifact or enchantment that player controls.