Open Master League
There is no limit on CP. A maximum of 2 of the following species can be used: Mewtwo, Ho-oh, Lugia, Kyogre, Groudon, Dialga, Palkia, Giratina Altered, Giratina Origin, Zacian, Mew, Meloetta, Zarude.
Resources & Guides
Time to study up! Conquering this meta requires preparation and practice. Review this collection of guides and resources from Arena contributors and community content creators to help you on your way to victory: