The Sonic Stadium has discovered even more concept art from Sonic Boom: Rise of Lyric and a few pieces from Sonic Boom: Shattered Crystal. The images were among the portfolios of artists Oscar Ponce and Jason Norton who used to work at Big Red Button Entertainment. The latter’s artwork is especially intriguing as it reveals scrapped ideas for Eggman’s mech, a ‘battle mode tank’ and what we can assume is a golem boss battle. Check out all fifty seven of the images in our gallery below and give us your thoughts in the comments.

Continue reading More Sonic Boom: RoL Concept Art Discovered