Signoir, the Firstborn

Flying, first strike, haste
If Signoir, the Firstborn is in your opening hand, you may begin the game with Signoir on the battlefield.
Signoir, the Firstborn gets +1/+1 for each basic swamp you control
You may cast Signoir, the Firstborn from your graveyard
An immortal legend, Signoir is said to be older than time itself.