Bonehoard Dracosaur (Borderless) [The Lost Caverns of Ixalan] Duel and that spell can't be

and that spell can't be countered

(You expend 4 as you spend your fourth total mana to cast spells during a turn

Then if creatures you control have total power 10 or greater

Set: Bloomburrow Commander Type: Legendary Creature — Rabbit Citizen Rarity: Mythic Cost: {1}{G}{W}{U} Vigilance

Bonehoard Dracosaur (Borderless) [The Lost Caverns of Ixalan] Duel and that spell can't beSet: The Lost Caverns of Ixalan Type: Creature Dinosaur Dragon Rarity: Mythic Cost: {3}{R}{R} Flying, first strike At the beginning of your upkeep, exile the top two cards of your library. You may play them this turn. If you exiled a land card this way, create a 3 1 red Dinosaur creature token. If you exiled a nonland card this way, create a Treasure token.