Ghostblade Eidolon [Commander 2015]

Ghostblade Eidolon [Commander 2015]Set: Commander 2015 Type: Enchantment Creature Spirit Rarity: Uncommon Cost: {2}{W} Bestow {5}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) Double strike (This creature deals both first strike and regular combat damage.) Enchanted creature gets +1 +1 and has double strike.

Set: Scars of Mirrodin Type: Creature — Elf Warrior Rarity: Rare Cost: {2}{G}{G} Metalcraft — As long as you control three or more artifacts

Set: Commander Anthology Volume II Type: Instant Rarity: Uncommon Cost: {3}{G}{W} Exile up to two target artifacts and/or enchantments

Set: Iconic Masters Type: Legendary Creature — Demon Dragon Rarity: Rare Cost: {2}{B}{B}{R}{R} Flying

They can't be regenerated

An-Havva Constable

Set: Commander 2014 Type: Creature — Siren Rarity: Rare Cost: {2}{U} {U}

Set: Innistrad Type: Enchantment Rarity: Uncommon Cost: {1}{G} Werewolf creatures you control get +1/+0 and have trample

Set: Khans of Tarkir Type: Legendary Creature — Human Warrior Rarity: Mythic Cost: {2}{G}{U}{R} Flash

{T}: Target creature can't be regenerated this turn

Set: Battlebond Type: Land Rarity: Rare Sea of Clouds enters the battlefield tapped unless you have two or more opponents

Where is Avacyn

then exile any number of them and put the rest back on top of your library in any order