Adds helpers to avoid << use

code/datums/antagonists/devil.dm

@@ -280,7 +280,7 @@ GLOBAL_LIST_INIT(devil_suffix, list(" the Red", " the Soulless", " the Master",
 	if(!D)
 		return
 	to_chat(world, "<font size=5><span class='danger'><b>\"SLOTH, WRATH, GLUTTONY, ACEDIA, ENVY, GREED, PRIDE! FIRES OF HELL AWAKEN!!\"</font></span>")
-	world << 'sound/hallucinations/veryfar_noise.ogg'
+	SEND_SOUND(world, sound('sound/hallucinations/veryfar_noise.ogg'))
 	give_appropriate_spells()
 	D.convert_to_archdevil()
 	if(istype(D.loc, /obj/effect/dummy/slaughter/))

code/datums/antagonists/ninja.dm

@@ -141,7 +141,7 @@
 
 
 /datum/antagonist/ninja/greet()
-	owner.current << sound('sound/effects/ninja_greeting.ogg')
+	SEND_SOUND(owner.current, sound('sound/effects/ninja_greeting.ogg'))
 	to_chat(owner.current, "I am an elite mercenary assassin of the mighty Spider Clan. A <font color='red'><B>SPACE NINJA</B></font>!")
 	to_chat(owner.current, "Surprise is my weapon. Shadows are my armor. Without them, I am nothing. (//initialize your suit by right clicking on it, to use abilities like stealth)!")
 	to_chat(owner.current, "Officially, [helping_station?"Nanotrasen":"The Syndicate"] are my employer.")