1202 Four (4) Cobras from the June 27th, 2008 2nd Joker Run AKA “Oxblood Aventurine Run” All are MINT 3/4" + Two of the Aventurine transparent one with Blue and one with Blue Green, the Blues I had never seen, both with oxblood. The Blue Cobras have the same appearance as the traditional "Cobras" or "Blood Vipers", only with "thready oxblood", and more aventurine. Two Traditional "Cobras" from the run AKA "Blood Vipers"