This is a V-E-R-Y good card in a all colored deck. Draco a 9/9 artifact-dragon with flying with a mana cost of 16 colorless mana for which you have to pay 10 colorless mana every turn or throw it away(not cumilitive upkeep)might sound like a very bad card but it's not in an all colored deck. In an all colored deck it's a...

...9/9 artifact-dragon w/ flying and a mana cost of 6 colorless mana(without you having to pay 10 colorless mana every turn or throw it away) Nice huh?