Abyssal razor/knife is a weapon item in Valheim. Its in-game item ID is KnifeChitin, which you can drop into the console with spawn KnifeChitin to give yourself one — append a number like spawn KnifeChitin 50 to spawn a stack. A knife from the deep. The spawn command requires cheats — enable them with devcommands after opening the console.
Spawns one Abyssal razor/knife at your location.
Spawns one Abyssal razor/knife at your location.
Spawns five Abyssal razor/knife at your location.
Spawns twenty Abyssal razor/knife at your location.
A knife from the deep.
The Abyssal razor is a one-handed knife crafted from Chitin, dropped from killing Leviathans with an Abyssal harpoon. It deals pierce damage and is the only weapon that uses Chitin, making it a unique Ocean-tier option.