Barter in Blood [Commander 2015] Bird Soldier you may return up to

you may return up to two target Spirit cards with mana value 4 or less from your graveyard to your hand

Creature Bond deals damage equal to that creature's toughness to the creature's controller

When Wormfang Behemoth leaves the battlefield

Set: Shadows over Innistrad Type: Land Rarity: Rare As Game Trail enters the battlefield

Set: Unstable Type: Artifact Creature — Cyborg Angel Rarity: Mythic Cost: {4}{W}{W} Flying

Barter in Blood [Commander 2015] Bird Soldier you may return up toSet: Commander 2015 Type: Sorcery Rarity: Uncommon Cost: {2}{B}{B} Each player sacrifices two creatures. "We must all make sacrifices for the good of Innistrad." Sorin Markov