The Tenth Sub Level of Suicide is the debut studio album by American black metal musical act Leviathan.

It was recorded entirely on a Tascam four-track tape recorder in mainman Wrest's home, and was released September 29, 2003 by Seattle, Washington-based underground record label Moribund Cult.

"It's about different phases/levels of contemplation towards an action.

The act of self-extermination", says Wrest.

"All the lyrics, for the exception of [track] two, are about suicide, in one form or another.