20 Swamp
1 Bile Blight
4 Bog Rats
2 Carrion Rats
1 Cruel Edict
1 Dirty Wererat
2 Gutter Skulk
2 Lab Rats
4 Marsh Gas
2 Pestilence Rats
1 Plague Fiend
4 Plague Rats
1 Plague Spitter
2 Ravenous Rats
1 Razortooth Rats
1 Sicken
4 Typhoid Rats
3 Unholy Strength
4 Vampire Bats
Sideboard:
1 Crypt Rats