I had never seen this before against the Caro Kann. Looks fun!
1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4 Nf6 5. f3 exf3 Nxf3
Here is a game which transposes into this opening - look for this position here
Black to play, and the horrible ...Ra6 which to tell you the truth didn't look that horrible at first!
[Event "Open invite"]
[Site "http://www.redhotpawn.com"]
[Date "2004.11.17"]
[Round "?"]
[White "Phillidor284"]
[Black "Konstriktor"]
[TimeControl "-"]
[Result "1-0"]
[WhiteELO "2066"]
[BlackELO "1631"]
1.d4 Nf6 2.f3 d5 3.e4 dxe4 4.Nc3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.O-O e6 8.Ne5
Bg6 9.Bg5 Nbd7 10.Qe2 Be7 11.Kh1 Nxe5 12.dxe5 Nd5 13.Bxe7 Qxe7 14.Ne4
Bxe4 15.Qxe4 O-O-O 16.Rf3 f5 17.exf6 gxf6 18.Re1 Rd6 19.Bxd5 cxd5
20.Qd4 e5 21.Qxa7 Ra6 22.Rc3+ Kd8 23.Qb8+ 1-0