Goblin Gate enters the battlefield tapped unless you pay .
: Add or to your mana pool.
Put Goblin Gate on top of your library: Add to your mana pool.
: Goblin Gate becomes a 2/1 red and white Goblin creature until end of turn. It's still a land.
.
: Add or 
to your mana pool.
to your mana pool. : Goblin Gate becomes a 2/1 red and white Goblin creature until end of turn. It's still a land.
