Various fixes, changes, additions, and removal of old features.

More changes

code/modules/projectiles/guns/energy/special.dm

@@ -237,11 +237,12 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 	charge_cost = 5000
 	cell_type = "/obj/item/weapon/stock_parts/cell/emproof"
 	var/overheat = 0
+	var/overheat_time = 16
 	var/recent_reload = 1
 
 /obj/item/weapon/gun/energy/kinetic_accelerator/Fire()
 	overheat = 1
-	spawn(20)
+	spawn(overheat_time)
 		overheat = 0
 		recent_reload = 0
 	..()
@@ -272,6 +273,7 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 	silenced = 1
 	projectile_type = "/obj/item/projectile/energy/bolt"
 	fire_sound = 'sound/weapons/Genhit.ogg'
+	overheat_time = 20
 
 /obj/item/weapon/gun/energy/kinetic_accelerator/crossbow/large
 	name = "energy crossbow"
@@ -294,12 +296,14 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 	desc = "A mining tool capable of expelling concentrated plasma bursts. You could use it to cut limbs off of xenos! Or, you know, mine stuff."
 	icon_state = "plasmacutter"
 	item_state = "plasmacutter"
+	modifystate = "plasmacutter"
 	origin_tech = "combat=1;materials=3;magnets=2;plasmatech=2;engineering=1"
 	projectile_type = /obj/item/projectile/plasma
 	flags = CONDUCT | OPENCONTAINER
 	attack_verb = list("attacked", "slashed", "cut", "sliced")
 	charge_cost = 250
 	fire_delay = 10
+	icon_override = 'icons/mob/in-hand/guns.dmi'
 
 /obj/item/weapon/gun/energy/plasmacutter/examine(mob/user)
 	..()
@@ -322,6 +326,7 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 /obj/item/weapon/gun/energy/plasmacutter/adv
 	name = "advanced plasma cutter"
 	icon_state = "adv_plasmacutter"
+	modifystate = "adv_plasmacutter"
 	origin_tech = "combat=3;materials=4;magnets=3;plasmatech=3;engineering=2"
 	projectile_type = /obj/item/projectile/plasma/adv
 	fire_delay = 8

code/modules/projectiles/projectile/special.dm

@@ -172,7 +172,7 @@
 /obj/item/projectile/kinetic
 	name = "kinetic force"
 	icon_state = null
-	damage = 15
+	damage = 10
 	damage_type = BRUTE
 	flag = "bomb"
 	range = 3
@@ -185,22 +185,22 @@ obj/item/projectile/kinetic/New()
 	var/pressure = environment.return_pressure()
 	if(pressure < 50)
 		name = "full strength kinetic force"
-		damage = 30
+		damage *= 4
 	..()
 
 /obj/item/projectile/kinetic/Range()
 	range--
 	if(range <= 0)
 		new /obj/item/effect/kinetic_blast(src.loc)
-		del(src)
+		qdel(src)
 
 /obj/item/projectile/kinetic/on_hit(atom/target)
+	. = ..()
 	var/turf/target_turf= get_turf(target)
 	if(istype(target_turf, /turf/simulated/mineral))
 		var/turf/simulated/mineral/M = target_turf
-		M.gets_drilled()
+		M.gets_drilled(firer)
 	new /obj/item/effect/kinetic_blast(target_turf)
-	..()
 
 /obj/item/effect/kinetic_blast
 	name = "kinetic explosion"