NGTV Guide: Friday, February 24

Grimm – 9/8c NBC
“Last Grimm Standing” – A bizarre double homicide leads Nick (David Giuntoli) and Hank (Russell Hornsby) to a boxing gym, which Nick discovers is a supplier for a darker, ritualistic fight club in the creature world. When Monroe (Silas Weir Mitchell) lends a hand and gets in over his head, Nick must dig deep and find his inner “Grimm” to defend him.

Fringe – 9/8c FOX
“The End of All Things” – Peter and the Fringe team take extraordinary measures in an attempt to stop life-threatening events.

Merlin – 10/9c Syfy
“Lamia” – A mysterious illness draws Merlin to a distant village as the magical drama continues. But it soon becomes clear that there is more at stake than just his well-being as something sinister turns the air sour. Far from home and with no one to trust, Merlin becomes embroiled in a deadly game of cat and mouse. No longer sure who is the hunter and who is the hunted, can the young warlock survive long enough to uncover the truth?