It's just Pokémon Emerald... with a few slight modifications.
➤ STREAM:   / alpharad  
➤ MERCH: http://pleasebuymymerch.com
➤ TWITTER:   / alpharad  
➤ INSTAGRAM:   / alpharad  
#alpharad #pokemon #mod

THUMBNAIL ART:
➤ Nova1Duke:   / nova1duke  

MODDERS:
➤ Kobazco:   / kobazco  
➤ Cannons:   / cannonscreative