Catseye
- Numenera Corebook, Page 282
Chemical Factory
- Numenera Corebook, Page 283
- Cypher System Rulebook, Page 346
Comprehension Graft
- Numenera Corebook, Page 283
- Cypher System Rulebook, Page 346
Condition Remover
- The Strange corebook, Page 314
- Cypher System Rulebook, Page 347
Confer Divinity
- Gods of the Fall, Page 177
Contextualizer
- The Strange corebook, Page 314
Contingent Activator
- The Strange corebook, Page 314
- Cypher System Rulebook, Page 347
Controlled Blinking Nodule
- Numenera Corebook, Page 283
- Cypher System Rulebook, Page 347
Curative
- The Strange corebook, Page 315
- Cypher System Rulebook, Page 348
Curse Bringer
- Cypher System Rulebook, Page 348