Centaur Fortress enters the battlefield tapped.
: Add to your mana pool. Activate this ability only if you control a Forest.
: Add to your mana pool. Activate this ability only if you control a Plains.
, : Target Bird gets +1/+1 until end of turn.
: Add 
to your mana pool. Activate this ability only if you control a Forest.: Add 
to your mana pool. Activate this ability only if you control a Plains., : Target Bird gets +1/+1 until end of turn.
