Team building as a F2P player

Hey, guys, I hope you are doing great out there! I have been playing Legends casually for a few months, and I’m in need of some advices about which teams are worth investing with my current box. I already have been using some teams, with a few Z1 troops, but trying to avoid resource wasting and spreading my focus too much, I thought that I should ask you guys here for some suggestions. Here are the links to my current box and my current teams: