: The initial Wii Remote strap safety screen was updated to a newer version.
: For competitive players or those using the Dolphin Emulator , Rev 2 can sometimes cause "desyncs" during Netplay if the other player is using Revision 0 or 1, as the internal file structures differ slightly.
While Rev 2 doesn't add new characters or stages, Brawl itself is famous for features like (a massive side-scrolling adventure mode) and being the first in the series to include third-party characters like Sonic the Hedgehog and Solid Snake .