- Choices (Love Is Love) by Code Orange
- Choke Holds and Bullet Holes by Ramming Speed
- Closet by Fleshwater
- C.O.III: Quest for a Future by Expander
- Coil by Converge & Chelsea Wolfe
- Cold Orbit by Expander prod. by Robert Cheeseman
- Cold Orbit II: Facing Worlds by Expander prod. by Robert Cheeseman
- Color Me Blood Red by Converge prod. by Brian McTernan
- Colors (Into Nothing) by Code Orange (Ft. Wicca Phase Springs Eternal)
- Cometh the Storm by High on Fire prod. by High on Fire
- Comparing Objects In a Group by Five Minute Ride
- Concubine by Converge prod. by Andy Hong
- Concubine - Live by Converge prod. by Converge
- Conduit by Russian Circles
- Conform by Nails (Grindcore)
- Congratulations... You've Hit Bottom by Gospel (band)
- Congratulations... You've Hit Bottom (Remastered) by Gospel (band)
- Conquistador by Dylan Carlson prod. by Dylan Carlson
- Consensual Harassment by Iron Reagan