Syr Konrad, the Grim | Rat Colony | Secret Salvage

(and one other card)

Syr Konrad on the battlefield.
Rat Colony in your graveyard.
Secret Salvage and
Surgical Extraction in hand.
You have a number of copies of
Rat Colony in your library greater than your maximum hand size minus the number of cards in your hand.
({3} magic symbol) ({B} magic symbol) ({B} magic symbol) ({BP} magic symbol) available.

Cast
Secret Salvage by paying ({3} magic symbol) ({B} magic symbol) ({B} magic symbol) , exiling
Rat Colony from your graveyard and causing you to search your library for all copies of
Rat Colony in your library and put them into your hand.
Syr Konrad triggers, dealing 1 damage to each opponent.
Move to your cleanup step, causing you to discard down to your maximum hand size, ensuring to discard as many copies of
Rat Colony as possible.
Syr Konrad triggers for each creature card discarded this way, dealing that much damage to each opponent.
During the next player's turn, cast
Surgical Extraction by paying ({BP} magic symbol) , exiling all copies of
Rat Colony from your graveyard.
Syr Konrad triggers for each creature card exiled this way, dealing that much damage to each opponent.