Zombie Killing Spree

Zombie Killing Spree is a multiplayer medal in Halo 3 and Halo: Reach awarded for killing five Zombies in a row without dying in the Infection game variant.

It is represented by a steel four-pointed star with a deformed green skull on a blue background in the center.

Trivia

 * This medal is "officially" obtainable in the Double EXP Weekend Playlist Living Dead and was obtainable in the Bungie Day 2008 playlist Icy Treats to be viewed on Bungie.net.