Luke Austin Artinger was convicted of stabbing a retired L.A. County sheriff's deputy in February 2007.
Artinger was only out of prison for four months before cops say he snapped once again -- this time stabbing a childhood friend.
Luke Artinger applied for a state ID in 2010 shortly after his prison release.
Luke Artinger was just 16-years-old when he nearly killed a retired L.A. County sheriff's deputy in this rear parking lot.
Artinger used this knife to stab a retired sheriff's deputy in 2007.
The retired deputy survived his wounds, and Artinger served three years behind bars for the violent attack.
Shortly after Artinger stabbed a retired sheriff's deputy, cops found his knife hidden near bags of dog food inside of the pet store where he was found cowering.
Before a retired sheriff's deputy stopped him, Artinger was tagging items -- such as metal poles and trash dumpsters -- in this alley behind a Huntington Beach strip mall in February 2007.
Luke Artinger used this orange marker to draw graffiti behind a strip mall before he brutally stabbed a retired deputy sheriff who tried to detain him.
Notice the graffiti tag, 'SKRAM', scribbled onto the side of this dumpster by Luke Artinger. He could be going by that moniker today.
Artinger tagged this dumpster with the words 'SKRAM DC', scrawled in orange down its side.
This is how Luke Artinger writes his tagger moniker, 'SKRAM' or 'SKRAM DC'.
Akin to a calling card, he leaves it behind whereever he decides to graffiti.