The story of the defense is told across three distinct sectors of the mall, each representing a "frontline" that must be held simultaneously:
: Scattered among standard waves are massive surges of over 1,000 zombies appearing on screen at once. WORLD WAR Z AFTERMATH HORDE MODE XL(2019)
: A chaotic, debris-filled area where survivors use explosive gas and industrial tools to hold back the tide. The "XL" Twist: The Overwhelming Wave The story of the defense is told across
The "XL" designation refers to a unique narrative and gameplay event: the . WORLD WAR Z AFTERMATH HORDE MODE XL(2019)