20 Swamp
4 Swarmyard
2 Aphetto Dredging
2 Crypt Rats
3 Dark Ritual
4 Go for the Throat
1 Ink-Eyes, Servant of Oni
2 Necrobite
2 Ogre Slumlord
4 Pack Rat
3 Piper of the Swarm
4 Rancid Rats
2 Ratcatcher
3 Throat Slitter
4 Typhoid Rats
Sideboard:
1 Cover of Darkness
1 Herald's Horn
1 Marrow-Gnawer
1 Necrobite
1 Patron of the Nezumi
1 Piper of the Swarm
1 Rat Colony
1 Unnatural Endurance