Nobody has played the finished game yet. This records what people plan to run on day one: intent, not meta. It closes the moment the game goes live, at 8:00 AM PDT on 6 August (midnight on the 7th in Japan), and what's here is a snapshot of that week only.
See the team data →Tokon Teams strives to be the best resource for Assembling your team on Marvel Tōkon: Fighting Souls!
Much increased functionality such as team recommendations and meta analysis around team building will be available after game launch.
For now, let's just have fun and look at everyone's teams!