Watch Dogs? You can, right now, when you pre-purchase the game on Steam. Those who put down their money in advance of Watch Dogs' May 27 release date will receive the Blume Agent Pack, which comes with the Blume Agent Outfit and Blume Weapon Effect, which reduces the recoil of weapons. You can also upgrade to the Deluxe Digital Edition and receive more bonus content, including extra missions, costumes and gameplay tweaks.
Curious to know if your modern-day computing machine can handle the near-future hacker tech of Aiden Pearce? The game's Steam page recommends an Intel Core i7-3770 processor running at 3.5 GHz or AMD FX-8350 X8 processor running at 4 GHz, 8 GB of RAM, an Nvidia Geforce GTX 560 ti or AMD Radeon HD 7850 graphics card, and 25 GB of available hard drive space.
You can check out the Blume Agent Outfit above, or click through for an image of what comes in the Deluxe edition.