Demon's Horn [Magic 2010] Spirit Soldier you may exile one of

you may exile one of those creatures

When Dreamcaller Siren enters the battlefield

Set: From the Vault: Relics Type: Artifact Rarity: Mythic Cost: {4} Nevinyrral's Disk enters the battlefield tapped

Set: Time Spiral Type: Creature — Sliver Rarity: Common Cost: {2}{B} All Slivers have "Sacrifice this permanent: Add {B}{B}

Set: Unglued Type: Sorcery Rarity: Rare Cost: {5}{W}{W} Ban a card other than a basic land card for the rest of the match

Demon's Horn [Magic 2010] Spirit Soldier you may exile one ofSet: Magic 2010 Type: Artifact Rarity: Uncommon Cost: {2} Whenever a player casts a black spell, you may gain 1 life. Its curve mimics the twists of life and death.