The Wiikey team has released version 2 of their modchip. Changes look mostly related to performance, although there is now added support for "problem titles" such as Mario Kart Wii and Super Smash Bros. Brawl.

There's also a new 8 Mbit onboard flash, and diskspeed is now configurable via DVD. Dual Layer seems to be fully supported now as well. Here is the full spec list for WiiKey 2:

• Compatible with DMS, D2A, D2B, D2C, D2C-2 and D2E chipsets
• Compatible with all regions, USA, JAP, PAL and KOREA
• Compatible with D2B "cut pin" drives (does not require the cut pins to be connected)
• Fully configurable and updatable via DVD
• Advanced automatic region detection with fallback (works even if a drive is changed to a different region Wii)
• Region override for Wii and Gamecube games
• Direct Boot of Wii original, import, and backup games
• Direct Boot of Gamecube original, import, and backup games
• Direct boot of homebrew in GC mode
• Supports multi-disc games, DVD-R, +R, +RW (no bitsetting required)
• Supports Dual Layer
• Supports factory made 'silvers', even with incorrect header data
• Supports, SMG, SSBB, Mario Kart and other 'problem' titles
• Streaming audio-fix for Gamecube games
• Diskspeed configurable via DVD, with separate settings for different media types
• Recovery mode makes it impossible to brick the chip with a bad flash
• 8Mbit onboard flash for storing data and applications
• Rock solid performance with 3.3V FPGA core and high quality components
• Multifrequency Ringpiece Oscillators (MRO) for optimum performance, even with problem drives
• Onboard status LEDs

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