The following characters can be purchased for the corresponding amount of studs.

Character	Studs
Astro Kitty	200,000 studs.
Biznis Kitty	150,000 studs.
Bruce Wayne	50,000 studs.
Calamity Drone	500,000 studs.
Calimity Drone	500,000 studs.
Cardio Carrie	10,000 studs.
Caveman	100,000 studs.
Cleopatra	150,000 studs.
Demolition Guy	50,000 studs.
Deputron	150,000 studs.
Dr. McScrubs	10,000 studs.
El Macho Wrestler	100,000 studs.
Emmet (Clown)	50,000 studs.
Emmet (Lego Piece)	50,000 studs.
Emmet (Pyjamas)	50,000 studs.
Emmet (Shower)	50,000 studs.
Emmet (Surgeon)	50,000 studs.
Emmet (Trash Can)	50,000 studs.
Emmet (Woodsman)	50,000 studs.
Executive Ellen	10,000 studs.
FemBot	150,000 studs.
Frank the Foreman	25,000 studs.
Gallant Guard	50,000 studs.
Garbageman Grant	10,000 studs.
Good Cop (Scribble Face)	300,000 studs.
Gordon Zola	10,000 studs.
Green Ninja	250,000 studs.
Hank Haystacks	25,000 studs.
Hot Tub Harry	50,000 studs.
Ice Cream Jo	10,000 studs.
Ice Cream Mike	10,000 studs.
Kabob Bob	10,000 studs.
Lady Liberty	150,000 studs.
Lord Business (Minifigure)	1,000,000 studs.
Lord Vampyre	100,000 studs.
Ma Cop	25,000 studs.
Magician	100,000 studs.
MetalBeard (Minifigure)	250,000 studs.
Michelangelo	100,000 studs.
Mummy	100,000 studs.
Native	100,000 studs.
Pa Cop	25,000 studs.
Panda Guy	150,000 studs.
Plumber Joe	10,000 studs.
President Business	1,000,000 studs.
Prospector	25,000 studs.
Robo (Construction)	75,000 studs.
Robo (Demolition)	100,000 studs.
Robo Cowboy	125,000 studs.
Robo Fed	25,000 studs.
Robo Skeleton	150,000 studs.
Robo SWAT (Armour)	125,000 studs.
Robo SWAT (Laser)	50,000 studs.
Robo SWAT (Rocket)	125,000 studs.
Robo SWAT	50,000 studs.
Shakespear	100,000 studs.
Sharon Shoehorn	10,000 studs.
Sheriff-Not-A-Robot	500,000 studs.
Sir Stack-a-Brick	50,000 studs.
Taco Tuesday Guy	10,000 studs.
Test Dummy	100,000 studs.
Tomahawk	150,000 studs.
Velma Staplebot	50,000 studs.
Vitruvius (Ghost)	750,000 studs.
Where Are My Pant? Guy	10,000 studs.
Wildstyle (Space)	75,000 studs.
Wiley Fusebot	125,000 studs.
Witch	150,000 studs.
Wyldstyle (Hood)	50,000 studs.
Yeti	100,000 studs.