I exchanged with this person some specials for epic candy and an epic R and at the end of the exchange he didn't want to make the last exchange which would be the epic R. I don't care much but I should honor my word.
Watch Chanco21's water team vs. PHKES5's water team.
Chanco21 has a 1251 PvP rating and his team features 2 invincible, 1 counter, 1 shield, and 1 swap for actives.
This video explains how to properly use the Swap ability on Battle Camp. It also describes a method you can use to become better at it. All mechanics and calculations behind Battle Camp gem-matching are explained.
Backed out of trade after 24h.