For one, the Australian Classification Board awarded the title an MA15+ rating. For another, an Achievement list was leaked along with screenshots, as seen below:
The screenshots are extremely intriguing. On first blush, it seems like a rail shooter with neon power-ups and fruit. Could this be an activity minigame that was cut from the main game because it was too large?
We anxiously await the official announcement from THQ to find out what this juicy title is, exactly.