User blog comment:Dasupahplayer/Unit List Ver. 3/@comment-27080326-20151120124251

Like I mentioned in the chat, here are the good units that you should train and 7*:

Reeze, Lava, Golem (getting a 7* soon, keep him.), Libera, Will. Everything else is quite... outdated. Try summoning atm, you're guaranteed to get one of the meta units.