The Stamina of a Quickling (W)

(Req 22 con, and Immense Stamina (W) feat)

Due to your immense stamina-based training you have finally reached the peak in terms of constitution. You even trained so much you're faster than normal!

Benefits: Due to your immense training you gain +10 movement speed in all forms of speed you have naturally, your max con increases by 2, a long rest gets rid of two exhaustion points, and you can use the haste spell once per longrest, all the while you can last 3d6+con[mod] hours in bed.