Synergistic Creatures, Spells, and Abilities "Steel Overseer": This artifact creature's ability pumps up other artifact creatures, making them larger and more imposing with every untap
Of course, whats better than temporary -1/-1
I felt casting spells worked well because it's a natural part of the game, which made it easy to blend in and allow the player to fill in the moon flavor
They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, create a red artifact token named Feather with ", Sacrifice this token: Return target Phoenix card from your graveyard to the battlefield tapped." Flying Whenever this creature mutates, create a red artifact token named Feather with ", Sacrifice this token: Return target Phoenix card from your graveyard to the battlefield tapped." Creature - Phoenix Huntmaster Liger Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own
If there is a card that will cause people to buy these decks to complete a play set for Legacy, I think this one is it