Best way to grind Arena?

Wendel1717Wendel1717 Member Posts: 3
in Strategy and Tips
Hey! I have been grinding Chapter 3 and I got a Superior Iron Man. Shoot. I want to grind in area for 4* shards. Any good ways? Also, let me know what your best tips are to get 4 stars, please.
Thanks!
Sign In or Register to comment.