Muh Keen Gun

Muh Keen Gun can only be obtained from the Immortal Strongbox, which was given out to players who purchased The International Compendium 2014. This item comes socketed by default with Kinetic: Muh Keen Gun, which grants custom:
 * Sound effects
 * Base attack particles
 * Assassinate crosshair
 * Assassinate particles
 * Shrapnel Particles
 * Animations
 * Ability icons for Shrapnel and Assassinate

Trivia

 * The weapon's name is a play on "Machine Gun."