Of Sun and Moon

At the beginning of your upkeep, choose one:
- Add {w} to your Mana pool
- Gain 2 life
- Create a 1/1 white dove creature token with flying
At the beginning of your end step, choose one:
- Add {b} to your Mana pool
- Target player loses 2 life
- Create a 1/1 black bat creature token with flying