Bristling Hydra [Kaladesh]Set: Kaladesh Type: Creature Hydra Rarity: Rare Cost: {2}{G}{G} When Bristling Hydra enters the battlefield, you get {E}{E}{E} (three energy counters). Pay {E}{E}{E}: Put a +1 +1 counter on Bristling Hydra. It gains hexproof until end of turn.

{T}: Subterranean Spirit deals 1 damage to each creature without flying

Ashes to Ashes deals 5 damage to you

Set: Diamond & Pearl: Majestic Dawn Type: Lightning Rarity: Common Retreat cost: Colorless

" —Vy Covalt

Set: Urza's Saga Type: Land Rarity: Rare At the beginning of the end step

destroy all untapped creatures that didn't attack this turn

Set: HeartGold & SoulSilver: Undaunted Type: Water Rarity: Uncommon Retreat cost: Colorless

Set: Gym Challenge 1st Edition Type: Water Rarity: Common Retreat cost: Colorless

Set: XY: Fates Collide Type: Darkness Rarity: Holo Rare Retreat cost: Colorless

Set: Lorwyn Type: Creature — Shapeshifter Rarity: Common Cost: {1}{U} Changeling (This card is every creature type

Set: EX: Ruby & Sapphire Type: Special Energy Rarity: Rare

Then destroy each artifact with mana value less than or equal to the number of rust counters on it