'Unlocked by meeting certain requirements'
If you've been itching for more footage of Mega Man master Inafune and Comcept/Inti Creates' Azure Striker Gunvolt, you're in luck. The game's official Twitter account has posted a roughly minute long gameplay video of a hidden stage, which is designed as a "very hard" challenge.
As a platformer fan, I'm really liking what I see. There's tons of projectile dodging and dashing, to the point where you need to constantly be on your toes. Even if only a few levels are like this one, I'll be satisfied.
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