{B}, Discard a card: Regenerate Dirty Wererat.

Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.

{B}, Discard a card: Regenerate Dirty Wererat.

Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.

{B}, Discard a card: Regenerate Dirty Wererat.

Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.

{B}, Discard a card: Regenerate Dirty Wererat.

Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.

{B}, Discard a card: Regenerate Dirty Wererat.

Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.