I've never seen this series. The wiki is saying it was a toysRus special but I haven't seen any other blasters in the series. Is this something harder to find ? :
NERF Alien Menace Incisor Motorized Blaster Tested Works | eBay
Incisor internals: they are super beefy, but unfortunately for all of you Fearless Fire lovers the turrets are not compatible(without modding) : r/ Nerf
I finally got an incisor, and it's immediately my favorite stock flywheel blaster i own. : r/Nerf
Nerf Game Report 2/9/17: Melbourne HvZ | Blaster Hub