Salty Outpost
Land (Rare)

When Salty Outpost enters the battlefield, sacrifice it unless you pay W.

Tap: Add 1 to your mana pool.

Tap: Add W or U to your mana pool. Each opponent gains 1 life.

1W: Salty Outpost becomes a 0/4 white and blue Wizard creature with defender until end of turn. It's still a land.

Mark Nielsen