Try this move until your combination won't succeed. This bug works only for Wing crafting, It doesn't work with upgrading or any other combos. As an example, a macro can be build to execute a complex number of steps with just one button push (Combo + Auto Potion), that https://mu-online-season-19-cheat10864.eedblog.com/30114889/the-fact-about-mu-online-season-19-cheat-hack-that-no-one-is-suggesting