There is a variable called Elixir amount. If your Elixir is more then 1 press on the card that says goblin to spawn your goblin troop.
—————————————————————————-Clash Royale Beta: - Goblin sprite. - Goblin card sprite. - Tower sprite. - Bullet sprite. - Note: there are no guns in the project the tower shoots bullets when attacked by an enemy troop but, the bullets are not gun bullets they are just pink rectangles. - Thumbnail. —————————————————————————-Clash Royale Beta 1.0: - Knight sprite. Note: Still a work in progress I also edited the thumbnail.