Mragesh

Mragesh can be found in Zangarmarsh.

Objective of

 * The Biggest of Them All
 * Maktu's Revenge

Drops

 * Unidentified Plant Parts
 * Fenclaw Hide
 * Thick Hydra Scale

Trivia
Mragesh was planned to appear in Warlords of Draenor, as a green Draenor hydra.