Fireball [Mystery Booster] Hydra Beast Set: Legions Type: Creature —

Set: Legions Type: Creature — Beast Rarity: Common Cost: {6}{G} Cycling {3} ({3}

Set: Core Set 2019 Prerelease Promos Type: Creature — Dinosaur Rarity: Rare Cost: {1}{G}{G} Whenever an opponent activates an ability of a creature or land that isn't a mana ability

then you can increase its Level by 1

"Unless you like the idea of becoming some goblin's lunch

Set: Return to Ravnica Tokens Type: Token Creature — Dragon Rarity: Common Flying

Fireball [Mystery Booster] Hydra Beast Set: Legions Type: Creature —Set: Mystery Booster Type: Sorcery Rarity: Uncommon Cost: {X}{R} This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets. The spell fell upon the crowd like a dragon, ancient and full of death.