An unheard of Gem Mint 10 grade on an autographed book! "Deaths" of the New Warriors, Speedfreek, Coldheart, and Cobalt Man. Michael Turner cover. CGC notes, "Signed by Michael Turner on 6/3/06 at Wizard World Philadelphia". Overstreet 2016 NM- 9.2 value = $15. CGC census for Universal grades 6/17: 11 in 10; for Signature Series 6/17: 1 in 10.