Anyone Familiar With Arislan's Luas Able To Help?

function customize_melee_set(meleeSet)
	if buffactive['Aftermath: Lv.3'] and player.equipment.main == "Tizona" then
		meleeSet = set_combine(meleeSet, equip(sets.engaged.YourAMTPSet))
	end
	return meleeSet
end

function job_buff_change(buff, gain)
	if buff:startswith('Aftermath') then
	    classes.CustomMeleeGroups:clear()	
			if player.equipment.main == 'Tizona' then
				if (buff == "Aftermath: Lv.3" and gain) or buffactive['Aftermath: Lv.3'] then
					classes.CustomMeleeGroups:append('AM3')
					add_to_chat(8, '-------------Mythic AM3 UP-------------')
				elseif (buff == "Aftermath: Lv.3" and not gain) then
					 add_to_chat(8, '-------------Mythic AM3 DOWN-------------')
				end
				if not midaction() then
					handle_equipping_gear(player.status)
				end
			end
    end
end

sets.engaged.AM3 = {}
sets.engaged.MidAcc.AM3 {}
sets.engaged.MidAcc.MidDT.AM3 = {}