Timberline Bastion enters the battlefield tapped.
: Add or to your mana pool.
Sacrifice Timberline Bastion: Add or to your mana pool.
: Timberline Bastion becomes a 2/1 green and white Snake Elf creature until end of turn. It's still a land.
: Add 
or 
to your mana pool. or to your mana pool.: Timberline Bastion becomes a 2/1 green and white Snake Elf creature until end of turn. It's still a land.
