Up for sale is the gouging Bloodletter Quill, a rare card from the Ravnica: City of Guilds expansion of Magic: the Gathering. These are the black-bordered, Japanese version.
Bloodletter Quill: Artifact; spend 2 mana, tap Bloodletter Quill and put a blood counter on Bloodletter Quill to draw a card, then lose 1 life for each blood counter on Bloodletter Quill; spend UB to remove a blood counter from Bloodletter Quill; casting cost 3.
These cards are all in at least Very Fine condition, with most being in unplayed, Mint/Near Mint condition.