Cover art, trainers and Colosseums of Pokémon Battle Revolution, from the visuals gathered by Poképédia.

The cover art.
Louka.
Aurore.

The Colosseums

Gateway.
Main Street.
Waterfall.
Neon.
Crystal.
Sunny Park.
Magma.
Sunset.
Courtyard.
Stargazer.
Lagoon.