SCP-TTKU-J is a thing that kills you. Though murder is an illegal action in every national jurisdiction on Earth, condemned in most religious scriptures, and generally looked down upon, SCP-TTKU-J as an entity has no regard for any rule against killing you and has the means to do so in multiple ways - including, but not limited to:

Use of a weapon to kill you,
Use of a torture device to torture you, then kill you,
Use of its own bare [REDACTED]s to kill you,
Enlisting the aid of different thing