Whenever a Knight you control deals combat damage to a player, put a +1/+1 counter on a creature and create a Blood token. (It's an artifact with “{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.”)
Near Mint - £1.70
Lightly Played - £1.40
Moderately Played - £1.20
Heavily Played - £0.90
Damaged - £0.50
Near Mint Non English - £1.70
Lightly Played Non English - £1.40
Moderately Played Non English - £1.20
Heavily Played Non English - £0.90
Damaged Non English - £0.50