Unlock the following characters in Survival mode by defeating them in Vs. mode at the specified locations:

CHARACTER - HOW TO UNLOCK
Bazooka Marine - Defeat the Bazooka Marine in the Fossil Beach.
Blue Demon General - Defeat the Blue Demon General in the Cave Zone.
Cluster Demon Soldier - Defeat the Cluster Demon Soldier in the Cave Zone.
Crimson Demon General - Defeat the Crimson Demon General in the Cave Zone.
Knuckle Pirate - Defeat the Knuckle Pirate in the Autumn Colored Ruins.
Marine Corps Chief - Defeat the Marine Corps Chief in the Mystery Jungle.
Normal Marine - Defeat the Normal Marine in the Fossil Beach.
Pistol Pirate - Defeat the Pistol Pirate in the Mystery Jungle.
Saber Pirate - Defeat the Saber Pirate in the Mystery Jungle.
Sword Demon Soldier - Defeat the Sword Demon Soldier in the Cave Zone.
World Government Agent - Defeat the World Government Agent in the Autumn Colored Ruins.