That would be Weyerstrass, rating 2213. 191 wins, 14 draws, 0 losses.
Northern Lad was unbeaten, up until this match: Game 791882.
I think these guys are bloody impressive, regardless of their record. I don't know if I want to face them in a tournament!
Weyerstrass:
Opening as White 2 moves deep..
1w1b2w2bTotal Wins Draws
c4e5g3Ng8f611110
c4Ng8f6g3g6752
c4e5g3Bf8c5660
c4Ng8f6g3e5660
c4c5g3Nb8c6550
c4Ng8f6g3e6541
b3e5Bc1b2Nb8c6440
c4e5g3Nb8c6440
c4e6g3d5440
c4e5g3d5330
c4e5g3d6330
c4Ng8f6g3d5330
c4c5g3g6220
c4c5g3Ng8f6220
c4Nb8c6g3e5220
c4Ng8f6g3c6211
b3 d5 Bc1b2 c5110
b3a5Bc1b2d5110
b3e5Bc1b2d6110
b3Ng8f6Bc1b2g6110
c4 c5 g3 g6110
c4 c5 Nb1c3 Ng8f6110
c4 e5 g3 Nb8c6110
c4b6Ng1f3d6110
c4c5g3e5110
c4c5Nb1c3b6110
c4c5Nb1c3d6110
c4c5Nb1c3e5110
c4c5Nb1c3Nb8c6110
c4c5Nb1c3Ng8f6110
c4c6Nb1c3d5110
c4d5cxd5e6110
c4d6g3e5110
c4e5g3f5110
c4e5g3g6110
c4e6g3Bf8c5110
c4e6g3Ng8f6110
c4f5g3Ng8f6110
c4Ng8f6g3c5110
d4d5Ng1f3h6110
Ng1f3b5g3Bc8b7110
Opening as Black 2 moves deep..
1w1b2w2bTotal Wins Draws
e4e6d4d533312
e4e6Ng1f3d513130
d4e6e4d511101
e4 e6 d4 d5541
d4e6c4Ng8f6422
c4c5Nb1c3Ng8f6330
d4e6c4f5330
e4e6Nb1c3d5330
d4e6Nb1c3d5220
d4e6Ng1f3Ng8f6220
e4e6Bf1c4d5220
e4e6e5d5220
b4d5d4Ng8f6110
c4c5Ng1f3e6110
d4d5Ng1f3c6110
e3d5h3e5110
e4e6a3d5110
e4e6d3d5110
e4e6Ng1e2d5110
f4d5b3Ng8f6110
Ng1f3d5d4e6110
Ng1f3d5d4Ng8f6110
Ng1f3d5g3Ng8f6110
Ng1f3e6d4Ng8f6110