Last Grimm Standing

"" is the twelfth episode of Season 1 of Grimm. It first aired on February 24, 2012 on NBC.

Synopsis
A bizarre double homicide leads Nick and Hank to a boxing gym, which Nick discovers is a supplier for a darker, ritualistic fight club in the creature world. When Monroe lends a hand and gets in over his head, Nick must dig deep and find his inner “Grimm” to defend him.

Grimms and Creatures

 * Blutbad
 * Lowen
 * Dickfellig
 * Skalenzahne

Production Notes

 * Reggie Lee (Wu) was not credited and did not appear.

Trivia

 * During an interview, David Greenwalt and Jim Kouf commented on the episode saying:
 * It was a monster to shoot. - Jim Kouf


 * And a monster to write, too. It’s a gladiatorial kind of big fighting episode, and our great team in Portland, Oregon just pulled out all the stops for that one. - David Greenwalt


 * The opening quote is from the Aesop fable "The Slave and the Lion".

Unanswered Questions

 * What part does the church play in all this?
 * Who - or what - attacked Leo?