When somebody mentioned converting a ZMR250 into a tricopter, I couldn't help myself & had to turn mine into a Y4! I'll put some FPV gear on it sometime & see how it actually flies, as my LOS piloting skills when it comes to mini quads is sorely lacking :3
ZMR250
Quanum MT/DYS 1806 2300kv
12a Afro
Naze32 rev6 w/ Cleanflight
X4R-SB
1800mAh 3S Nano-Tech
Taranis