Wikipedia
Thri-kreen
In the Dungeons & Dragons fantasy role-playing game, the thri-kreen, or "mantis warriors", are an insect-like monstrous humanoid race. Thri-kreen are one of the primary player character races of the Dark Sun campaign setting, and have also appeared in the Spelljammer and Forgotten Realms campaign settings, as well as the Dungeons & Dragons v3.5 Monster Manual II, the 4.0 Monster Manual 3 and the Monster Manual for Dungeons and Dragons 5th edition.