Free The End Advancement

mods/ENTITIES/mobs_mc/ender_dragon.lua

@@ -127,6 +127,13 @@ mcl_mobs:register_mob("mobs_mc:enderdragon", {
 				minetest.set_node(vector.add(self._portal_pos, vector.new(0, 5, 0)), {name = "mcl_end:dragon_egg"})
 			end
 		end
+		
+		-- Free The End Advancement
+		for _,players in pairs(minetest.get_objects_inside_radius(pos,64)) do
+			if players:is_player() then
+				awards.unlock(o:get_player_name(), "mcl:freeTheEnd")
+			end
+		end
 	end,
 	fire_resistant = true,
 })

mods/HUD/mcl_achievements/init.lua

@@ -249,6 +249,12 @@ awards.register_achievement("mcl:witheringHeights", {
 	icon = "mcl_mobitems_nether_star.png",
 })
 
+awards.register_achievement("mcl:freeTheEnd", {
+	title = S("Free the End"),
+	description = S("Kill the ender dragon. Good Luck!"),
+	icon = "mobs_mc_spawn_icon_dragon.png", -- TODO: Dragon Head Icon
+})
+
 -- Triggered in mcl_fishing
 awards.register_achievement("mcl:fishyBusiness", {
 	title = S("Fishy Business"),

mods/HUD/mcl_achievements/locale/template.txt

@@ -85,3 +85,5 @@ The End... Again...=
 Respawn the Ender Dragon.=
 Sky's The Limit=
 Find the elytra and prepare to fly above and beyond!=
+Free the End=
+Kill the ender dragon. Good Luck!=