mods/ENTITIES/mobs_mc/villager.lua

@@ -985,6 +985,11 @@ local trade_inventory = {
 		elseif listname == "output" then
 			if not trader_exists(player:get_player_name()) then
 				return 0
+			-- Begin Award Code
+			-- May need to be moved if award gets unlocked in the wrong cases.
+			elseif trader_exists(player:get_player_name()) then
+				awards.unlock(player:get_player_name(), "mcl:whatAdeal")
+			-- End Award Code
 			end
 			-- Only allow taking full stack
 			local count = stack:get_count()

mods/HUD/mcl_achievements/init.lua

@@ -194,6 +194,13 @@ awards.register_achievement("mcl:sweetDreams", {
 	icon = "mcl_beds_bed_red.png",
 })
 
+-- Triggered in mobs_mc
+awards.register_achievement("mcl:whatAdeal", {
+	title = S("What A Deal!"),
+	description = S("Successfully trade with a Villager."),
+	icon = "mcl_core_emerald.png",
+})
+
 -- NON-PC ACHIEVEMENTS (XBox, Pocket Edition, etc.)
 
 if non_pc_achievements then