This reminds me of something...

Challenger's Approach #18 (Pixies From Super Mario 3D World)

Challenger's Approach #4 (01/04/19)

It's been a year, but we think we're finally ready release some info about what we've been doing behind scenes and we apologise for the wait. Starting off with characters, as these are the starting are first 8 characters you'll start with.

Challenger's Approach #15 (Miku Hatsune From Project Diva)

Challenger's Approach #16 (Boom Boom)

Challenger's Approach #19 (Toadette & Baby Yoshi)

Challenger's Approach #5 (01/04/19)

Gameplay Screenshot #1

Challenger's Approach #17 (Ashley From WarioWare)