Iron Star [Collectors' Edition]Set: Collectors' Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

Set: Commander 2016 Type: Creature — Avatar Rarity: Rare Cost: {10}{G} This spell costs {1} less to cast for each creature your opponents control

Set: Core Set 2019 Prerelease Promos Type: Enchantment Rarity: Mythic Cost: {7}{U}{U}{U} You may cast spells from your hand without paying their mana costs

Set: Legends Type: Instant Rarity: Common Cost: {1}{U} Counter target instant spell

destroy all permanents with that spell's mana value

Set: Rivals of Ixalan Prerelease Promos Type: Enchantment Rarity: Rare Cost: {3}{G} Whenever a creature enters the battlefield under your control

Set: Battlebond Promos Type: Creature — Elemental Dog Rarity: Uncommon Cost: {4}{U} Partner with Chakram Slinger (When this creature enters the battlefield

Set: Battle for Zendikar Prerelease Promos Type: Creature — Eldrazi Rarity: Rare Cost: {4}{R} Devoid (This card has no color

The flashback cost is equal to its mana cost

Set: Sun & Moon: Crimson Invasion Type: Water Rarity: Secret Rare Retreat cost: Colorless

heat is peace

Set: Unlimited Edition Type: Creature — Rat Rarity: Common Cost: {2}{B} Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield

Set: Fifth Edition Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Destroy all creatures