In addition to the Valve CEO's bone-dry delivery ("Email me at gaben@valvesoftware.com and let me know about your rampage") for kills, you'll also unlock a sticker set and some cosmetic items, according to Rock, Paper, Shotgun. Cool. For this year at least, it looks like Newell's occasional cameo at The International is just a little different.

And for all of Newell's lines in quick succession, check out the video below.