Unlockables
Unlock Additional Fighters
Ermac - Beat Arcade on Warrior or higher then pick the third treasure (the yin-yang symbol)
Jade - Beat Arcade on Warrior or higher then pick the fourth treasure (the 3)Secrets
Play as Human Smoke
In the character select screen, press and hold down your finger on smoke. After a few seconds robotic smoke will be replaced by human smoke.
Explore the galaxy in the franchise's first open-world game.