From here:
http://www.actoys.net/bbs/read.php?tid-339347.html
and mirrored here:
http://tformers.com/transformers-fir...1086/news.html

These are probably 2 or 3 waves:

Sideswipe vs Sideways
Optimus Prime vs Blackout
Mudflap vs Rampage
Bumblebee vs Long Haul
Autobots Skids vs Megatron
Autobot Springer vs Starscream