Successfully complete the indicated task to unlock the corresponding character for purchase at the store for the listed price:

Baby Rancor: Unlock all other characters (200,000 studs).
Boba Fett: Get all canisters in the "Sarlacc Pit" level (175,000 studs).
Darth Vader: Get all canisters in the "Cloud City Rescue" level (35,000 studs).
Emperor Palpatine: Get all canisters in the "Emperor Fight" level (75,000 studs).
Gamorrean Guard: Get all canisters in the "Jabba's Palace" level (5,800 studs).
Imperial Navy Lieutenant: Get all canisters in the "Death Star Rescue" leel (5,300 studs).
Imperial Navy Trooper: Get all canisters in the "Death Star Escape" level (3,400 studs).
K-3PO: Get all canisters in the "Hoth Battle" level (630 studs).
Lando Calrissian: Successfully complete the "Cloud City Trap" level (4,400 studs).
MSE-6: Get all canisters in the "Cloud City Trap" level (100,000 studs).
Probe Droid: Buy the "Extra Vehicles" extra (500 studs).
Scout Trooper: Get all canisters in the "Endor Battle" level (6,000 studs).
Slave 1: Buy the "Extra Vehicles" extra (50,000 studs).
Snowspeeder: Successfully complete the "Hoth Battle" level.
Snowtrooper: Get all canisters in the "Hoth Escape" level (3,700 studs).
Stormtrooper: Get all canisters in the "Blockade Runner" level (300 studs).
Tie Fighter: Get all canisters in the "Trench Run" level (1,000 studs).
TIE Fighter Pilot: Get all canisters in the "Death Star 2 Battle" level (7,500 studs).
Tusken Raider: Get all canisters in the "Tatooine" level (200 studs).
Vader TIE Advanced: Get all canisters in the "Asteroid Chase" level (3,000 studs).
Wicket W. Warrick: Successfully complete the "Endor Battle" level (4,900 studs).
Yoda: Successfully complete the game (75,000 studs).