How to Activate Stealth Mode: (Host-Only)

1. In the menu screen, open the Cinema viewer and watch a previous match at 2x speed for 15 seconds, then leave.
2. Start a survival match, use Path of Indra to teleport to your partner.
3. Stealth Mode has been activated - run up to any enemy or the Warlord and punch him for an instant stealth kill. Shoot your gun to cancel.
4. To re-activate just use Path of Indra again

+This works on any survival difficulty, including Hardcore mode and can also be used in Survival Arena.