Sequels on letters
C, c
- Camp Seduction
- Canned
- Carismatic Building
- Carousel
- Casse Tete
- Castle Moat
- Catherine Wheel
- Cathodique
- Caught In The Middle
- Celebral
- Chalk Seduction
- Chambardement
- Champ de Bataille
- Chaos Theory
- Charniodiscus
- Chatouiller
- Checkers
- Chex Mix
- Chicken Game
- Chonguis Birthday
- Chop Suey
- Chrismas Candles
- Christmas Tree
- Chronometer
- Chrysalide
- Claudina
- Clicclac
- Cliff Hanger
- Climb the Chrismas Tree
- Coin Problem
- Cold Reaches
- Cold Water Swimmingpool
- Collage
- Come back
- Comfrey
- Comme Un Boomerang
- Complex Route
- Confound Compound
- Congestivitis
- Conveyor Problem
- Coral Fish
- Costa Rican Butterfly
- Countdown to 2005
- Coupe
- Covering Every Angle
- Craigavon
- Crash Seduction
- Crass Seduction
- Critical Alert
- Crocodile Keeper
- Cross Danger
- Cross-Tank Guards
- Cryptical Nebula
- Crystal Burrower Worm
- Crystal Ice Puzzle
- Crystal Room
- Cube Box With Arms
- Cuidado Con Los Dispara Tanqu
- Cul de Sac Parking
- Cute Pattern
- Cyclonic System