Thrummingbird (Showcase Ichor) [Phyrexia: All Will Be One]

Thrummingbird (Showcase Ichor) [Phyrexia: All Will Be One]Set: Phyrexia: All Will Be One Type: Creature Phyrexian Bird Horror Rarity: Uncommon Cost: {1}{U} Flying Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and or players, then give each another counter of each kind already there.)

that source's controller loses that much life unless they sacrifice that many permanents

Set: Commander 2011 Type: Land Rarity: Uncommon Akoum Refuge enters the battlefield tapped

The elves had the edge in guile

Set: Return to Ravnica Type: Creature — Elf Rarity: Uncommon Cost: {2}{G} As long as it's not your turn

you may sacrifice a Swamp

Set: Dragon's Maze Type: Instant Rarity: Rare Cost: {1}{U}{R} Until end of turn

When Urborg Emissary enters the battlefield

Set: Dissension Type: Artifact — Equipment Rarity: Rare Cost: {2} Equipped creature gets +1/+0 for each blood counter on Rakdos Riteknife and has "{T}

objects of pure mana glimmered in the wonderstruck boggart's hands

Set: Judgment Type: Instant Rarity: Rare Cost: {1}{G} Cast this spell only during your turn

Sacrifice Crop Sigil: Return up to one target creature card and up to one target land card from your graveyard to your hand

Set: Onslaught Type: Instant Rarity: Rare Cost: {U}{U} Choose a creature type other than Wall