Well the damage on the revolver may be strong but it’s the barrier ultimately that’s the problem. Also, your nerf suggestion for the wave pulser is way too harsh, unless you plan on tripling its fire rate. Yes, it deserves a nerf, maybe it should do 130 base damage, not 190.
On 65 level you don't have to spend too much, and every new weapon you getting is already on its max level, so you can just save pretty much enough of gems for a long time and even increase their number by just playing
