PC users are getting a triple-dose of Sonic today, as Sega is bringing two games and a piece of DLC to the platform all at once. It might seem like these are just suddenly popping up on you out of no where, but it's Sonic, and that's kind of what he does.

Both Sonic CD and Sonic the Hedgehog 4: Episode 1 are available for the first time on Steam. The service is also hosting a Sonic sale so you can speed it up on the cheap. Plus, you can grab the Casino Night Pinball Stage for Sonic Generations.

Read more: Generations DLC, Sonic CD, Sonic 4 »

As part of Sega's ongoing celebration of the 20th anniversary of Sonic the Hedgehog, the company is making a documentary chronicling the history of Sonic. The first part, released today, shows how the the hedgehog was created. The video includes footage of various Sega alumuni, including Peter Moore and Yuji Naka.

So what was the original inspiration for Sonic's gameplay? And why did the company rally behind the mascot? You'll have to watch to see for yourself.

Watch: Part one of the documentary »

Sega released Sonic Generations this week to celebrate the 20th anniversary, but the company recently said it has no plans to use Classic Sonic again despite the game garnering record pre-orders. So what does Sega plan to do with Sonic in the future?

"I would like to make a new standard Sonic, a modern Sonic if you will, in 2012 and beyond," said producer Takashi Iizuka.

Read more: Sonic's new focused approach »

Sonic Generations releases in the U.S. tomorrow and Europe on November 4, bringing both 2D and 3D perspectives to a number of both new and classic levels for the series' speedy blue hedgehog namesake. Generations celebrates twenty years of Sonic--an anniversary that's sure to make some of use feel really old--but it's a little surprising find out that Sega doesn't appear to have any more plans for Classic Sonic in the near future.

Read more: lack of Classic Sonic plans »

Sega is celebrating Sonic's long and storied history with Sonic Generations, bringing together both the classic chubby Sonic and the new slimmer, sleeker, inexplicably more talkative Sonic. And apparently, this trek down Nostalgia Lane is giving Sonic a boost, as Sega announced today that it's the most pre-ordered Sonic game in the hedgehog's 20-year history.

Read more: Sonic's anniversary celebrations »

Sonic Generations is getting a 3DS version alongside its console counterparts, and today Sega has detailed how that version will use the system's SpotPass features. You can exchange profile cards and exchange missions, but missions can also be unlocked using Game Coins.

Read more: Extra mission details and profile cards »

Sonic Generations is laying the nostalgia on pretty thick. Between old-school chubby Sonic and clear reference Green Hill Zone, Sega is making sure this hits the part of your brain that pines for the 16-bit era. And since the game is already steeped in retro-goodness anyway, they must have figured "what the heck?" and thrown in the original Sonic the Hedgehog for fun.

Read more: Reveal at Paris Game Week »

Sonic won't be quite the "fastest thing alive" for Sonic Generations on 3DS. While the PC, PS3, and Xbox 360 versions are all launching on November 1st, the 3DS version will be three weeks tardy. Sega has announced that the 3DS version will be available on November 22nd.

Read more: Exclusive levels for the handheld »

Finally! It's time to get exactly what you've been asking for. A second demo for Sonic Generations is coming very soon, and this time, you'll be able to play as the taller, cooler, lock-on-ier Modern Sonic.

Unlike the time-limited first demo, the second demo will allow you to race through Green Hill Zone as both Modern Sonic and Classic Sonic.

Read more: First for Xbox Live Gold members »

Let's say you're a devotee of Sonic the Hedgehog, but you're also a strictly PC-only gamer. First, congratulations on being the rarest of all beasts. Go hug your Shadow the Hedgehog plushie with pride! Second, good news! You'll be able to play the next blue furry adventure on your personal computer gaming box, as Sonic Generations is coming to your platform of choice.

Read more: System specs, no blast processing required »

City Escape, Seaside Hill, and Speed Highway are the three re-imagined zones shown off in all their updated glory in the new Sonic Generations 'Dreamcast' trailer. Folks will be able to zip through all of these levels from either the "modern" 3D perspective or the "classic" 2D perspective from older Sonic titles.

Watch: Sonic Generations 'Dreamcast' trailer »

The second episode of Sonic the Hedgehog 4 is still a long way off, as Sonic Team's Takashi Iikuza has said he is hoping to release it in 2012. The development is stalled as the team focuses on getting Sonic Generations out this year, but Iikuza claims that was always the plan.

Read more: 'We're focusing on the celebration title' »

Shacknews receives a slew of new screenshots and trailers for upcoming games everyday. The most anticipated titles receive their own post, because we know you're eager to see that content. For the rest, we have the Daily Filter, a place to feature all of the media we add to our enormous database on a daily basis.

Strap yourself in! It's Gamescom 2011; we have a ton of new videos and screenshots for you to enjoy. Be warned, you might be here for longer than usual.

Read more: Check out today's Filter »

Today's Filter includes a factions trailer for End of Nations, a new cinematic trailer for The Lord of the Rings: War in the North, an update trailer for Forsaken World , a weapons video for Dead Rising 2: Off the Record, a launch trailer for The Smurfs Dance Party, a launch trailer for Dream Trigger 3D, a pre-order trailer for Halo: Combat Evolved Anniversary, an anniversary trailer and new screenshots for Sonic Generations, an announcement video for Card Hunter, an announcement trailer for Castle Empire.

READ MORE: Check out today's Filter »

The Sonic Generations demo released yesterday supposedly contains files that reference all the stages in the final game. A member of the Sonic Retro forums (via Game Informer) posted a chronological list of the levels that will apparently appear in the upcoming game:

Read more »