Gauntlet Unsinkable Round 11 - Since update 1.12 round 11 now requires around 400 kills to complete the round.
Saug 9mm - No kills are counting towards camo challenges in technical camos.
Gas zombie bug on voyage of despair - Shield broke killing last gas zombie ending round whilst putting the skull in the safe for shield easter egg. It continuosly did gas damage (5 health a second) until i go down and kept going until i lost all lifes and game over. Video clip here... https://youtu.be/v7ZVofhI-IM