A line full of chances, especially for blitz. It is an upside-down situation straight from the beginning. Black will be the one ahead in development, and White will have to be careful now.
1. e2e4  1... c7c5  2. g1f3  2... e7e6  3. c2c4  3... b8c6  4. d2d4  4... c5d4  5. f3d4  5... g8f6  6. b1c3 