The
Krypt Monster (or Flesh Pits Mutant) is a failed Genetic Experiment emerged to guard the souls in the Krypt.
Meat, A Genetic Experiment
Skarlet, a Genetic Experiment emerged as a Shao Kahn enforcer.
Shang Tsung's Flesh Pits from MK 2011
Super-Tarkata created and unleashed out of Shang Tsung's flesh pits before him and his concubines
Mileena's Ending from MKX
Cameo in MKX as a Kombat Kard background
Havik in the Flesh Pits in the MKX Comic.