You can download a free, ad-supported version of Sonic CD from the App Store for a limited time. That’s according to a tweet from Sonic himself. A $1.99 IAP will remove ads, which apparently were showing up even for people who had already purchased the game after a recent update. This problem now seems to be fixed.

Could it be possible that Sonic the Hedgehog—after years of underwhelming games—is enjoying a bit of a resurgence? Both the re-release of Sonic CD and the debut of the all-new Sonic Generations have been reminding people how fun it is to play as Sega's mascot.

Sonic CD was released last week on Xbox Live and the PlayStation Network for $4.99. It's a game that stands up on its own even 18 years after it first launched. And it looks great in widescreen.

The world's largest dedicated video game retailer recently started selling GameStop-branded Android tablets, and now they've got their first exclusive, scoring Sonic CD a full month ahead of its wide release.

In the wee hours of PAX, I rushed into the Xbox booth to catch a minute of the Xbox Live Arcade version of Sonic CD. The old Sega CD game is coming back later this year.

Sega is bringing back Mega CD title Sonic CD, re-releasing the old game later this year on just about every platform under the sun.