Scion of Calamity is a rare Creature — Dinosaur card from The Lost Caverns of Ixalan Commander (LCC), collector number 93. Current market price: $3.23, TCGplayer market prices via Scryfall.
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.