Knapped obsidian flake
Black glass, struck off a larger piece with care, and thrown away with rather less.
Vendor trash. Nothing in the game wants it: no recipe, no enchant, nothing to wear. Stacks in one inventory slot. Vendors pay 1127 coins for it.
What drops it
Obsidian flinger
1 in 5
Rolled on its own rather than from the loot table, so it takes nothing away from anything else that falls off it.
What it trades for
No trades in the last 30 days.