Slippery is a flag on certain keys. If a player is carrying a key with
the flag SLIPPERY that player will "drop" it if NPKed. The key will end
up on the ground in the room.
A player carrying a slippery key can be attacked outside of NPK exactly
as if he or she had BLOOD The flag PKABLE will show in yellow if a
player is holding a slippery key.
If you have a slippery key, the PKABLE flag will appear in red in your
See Also: RULES KEYS BLOOD NPK FINDSLIPPERY SCORE