Using the Roblox Studio FastCast2 Projectile Library

I've been spending a lot of time lately messing around with the roblox studio fastcast2 projectile library because I was tired of my bullets clipping through walls or just looking incredibly janky. If you've ever tried to make a shooter on Roblox, you know exactly what I'm talking about. You either use basic Raycasting, which is instantaneous and lacks that "oomph" of a traveling bullet, or you use physical parts with Velocity, which usually results in bullets flying through players because the physics engine can't keep up. It's a total headache. ...

January 22, 2026 · 7 min · Eduardo Lachlan