Mana Echoes [Double Masters]Set: Double Masters Type: Enchantment Rarity: Mythic Cost: {2}{R}{R} Whenever a creature enters the battlefield, you may add an amount of {C} equal to the number of creatures you control that share a creature type with it. When the ground is saturated with mana, even the lightest footstep can bring it to the surface.

Set: Commander 2020 Type: Creature — Elf Druid Rarity: Rare Cost: {2}{G}{G} Whenever you cast a creature spell

Set: Hour of Devastation Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} {2}: Mirage Mirror becomes a copy of target artifact

{3}: Gain control of target Sliver

The player whose turn it is discards down to their maximum hand size

These devices lured so many spirits that sometimes entire battlefields would become haunted at once

counter it unless you sacrifice a land

Set: Fifth Edition Type: Instant Rarity: Uncommon Cost: {R} Choose one —

Set: Beta Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step

The mission of the Nighthearth

Set: Foreign Black Border Type: Sorcery Uncommon Cost: {1}{B} Search your library for a card

Set: Collectors' Edition Type: Instant Rarity: Common Cost: {G} Target creature gets +3/+3 until end of turn

Set: Commander Anthology Volume II Tokens Type: Token Artifact Creature — Wurm Rarity: Common Lifelink