Untouched Acre

{t}: Add {c} to your mana pool.
If a nontoken dinosaur or merfolk creature enters the battlefield under your control, add {u}, {r}, or {g} to your mana pool. Use this mana only to cast creature spells.
If a vampire or pirate enters the battlefield, transform Untouched Acre.
"This is where I start over...again." - Azor