Half Life Kek

Main Characters

 * Gordon Freeman
 * Alyx Vance
 * Barney Calhoun
 * Father Grigori
 * Chel
 * Mel
 * ATLAS
 * P-Body

Weapons

 * Gravity Gun
 * Portal Gun

Worlds

 * 1) Borealis
 * 2) Ravenholm
 * 3) Nova Prospekt
 * 4) City 17
 * 5) Citadel
 * 6) The Moon