

There is a brawlex and a normal brawl version

The brawlex version has MegaMan with his own slot and his own gfx and sfx. 
The sfx and gfx that MegaMan replaces is the sse Rob enemy.
also MegaMan's id is 42 and he uses the 113 slot on the css.
the brawlex version also has its own css icons and every thing just like the normal version