EXIMIUS- GSF Sidekick (Remake)

The iconic GSF handgun, unique for having the barrel as the ammo itself !
The older sidekick which was made 2015: https://www.artstation.com/artwork/lZE9k
Remake Concept by Kenji :https://www.artstation.com/ken3hard
Animation by Jason : https://www.artstation.com/bluetiger