Dwemeri Foundry

{3}, {t}, Exile two cards from your graveyard:
Create a 1/2 colorless Construct artifact creature
token with reach. Activate only as a sorcery.
{5}, {t}, Exile four cards from your graveyard:
Create a 2/2 colorless Construct artifact creature
token with vigilance. Activate only as a sorcery.
{8}, {t}, Exile eight cards from your graveyard:
Create a 7/7 colorless Construct artifact creature
token with trample. Activate only as a sorcery.