diff --git a/code/game/dna/dna2.dm b/code/game/dna/dna2.dm
index 3aefc12c66..220413d1ff 100644
--- a/code/game/dna/dna2.dm
+++ b/code/game/dna/dna2.dm
@@ -23,8 +23,10 @@ GLOBAL_LIST_EMPTY_TYPED(dna_genes_bad, /datum/gene/trait)
 /proc/get_gene_from_trait(var/trait_path) // ALWAYS USE THIS
 	RETURN_TYPE(/datum/gene/trait)
 	var/G = GLOB.trait_to_dna_genes[trait_path]
+	#ifndef UNIT_TEST
 	if(!G) // This SHOULD NOT HAPPEN, be sure any viruses or injectors that give trait paths are actually traitgenes.
 		stack_trace("[trait_path] was used as a traitgene, without being flagged as one.")
+	#endif
 	return G
 
 /datum/dna
diff --git a/code/game/objects/effects/step_triggers.dm b/code/game/objects/effects/step_triggers.dm
index a9ed13cd50..142cd15e03 100644
--- a/code/game/objects/effects/step_triggers.dm
+++ b/code/game/objects/effects/step_triggers.dm
@@ -340,6 +340,7 @@ But for now, for what it's been used for, it works.
 				H.dna.SetSEState(gene.block,0)
 			domutcheck(H,null,MUTCHK_FORCED)
 			H.UpdateAppearance()
+			H.update_mutations()
 	if(H.species.name == SPECIES_VOX || SPECIES_ZADDAT)	//Species that 'actually' require survival gear to live. The rest don't.
 		H.species.equip_survival_gear(H)
 	H.equip_to_slot_or_del(new /obj/item/clothing/under/chameleon(H), slot_w_uniform)
diff --git a/code/game/objects/items/weapons/dna_injector.dm b/code/game/objects/items/weapons/dna_injector.dm
index 9f79c86d76..00487c1925 100644
--- a/code/game/objects/items/weapons/dna_injector.dm
+++ b/code/game/objects/items/weapons/dna_injector.dm
@@ -325,7 +325,6 @@
 	trait_path = /datum/trait/positive/superpower_remoteview
 /obj/item/dnainjector/set_trait/remoteview/disable
 	disabling = TRUE
-
 /obj/item/dnainjector/set_trait/flashproof // flashproof
 	trait_path = /datum/trait/positive/superpower_flashproof
 /obj/item/dnainjector/set_trait/flashproof/disable
@@ -345,8 +344,9 @@
 	trait_path = /datum/trait/positive/superpower_remotetalk
 /obj/item/dnainjector/set_trait/remotetalk/disable
 	disabling = TRUE
-
+// CHOMPEnable Start
 /obj/item/dnainjector/set_trait/nonconduct // shock
 	trait_path = /datum/trait/positive/nonconductive_plus
 /obj/item/dnainjector/set_trait/nonconduct/disable
 	disabling = TRUE
+// CHOMPEnable End
diff --git a/code/modules/projectiles/projectile/special.dm b/code/modules/projectiles/projectile/special.dm
index 10afbca44e..7168266b15 100644
--- a/code/modules/projectiles/projectile/special.dm
+++ b/code/modules/projectiles/projectile/special.dm
@@ -173,7 +173,7 @@
 				else
 					randmutg(M)
 					domutcheck(M,null)
-				H.UpdateAppearance()
+				M.UpdateAppearance()
 			else
 				M.adjustFireLoss(rand(5,15))
 				M.show_message(span_red("The radiation beam singes you!"))