Default [Q] backstab not working after 4.3 upgrade

any one having trouble to play backstab on the s3 after 4.3 upgrade?
for me the game first launches, downloads (or verifies) resources then crashes
all subsequent launches results in instant crash (1sec black screen then back to launcher, no fc message)
any help pls?
Current: Google Nexus 5
Kernel: Bricked Kernel

Older Phones: SE [T610 > P900 > S700 > K750 > T910] > HTC Tattoo > Samsung [Galaxy Note > Galaxy S3 4G I9305]

i was a sony-ericsson fanatic until i felt they're loosing the sony and sinking into ericsson,
now that it's all sony another story can begin.
but not today, today is samsung day.
Edit: Not samsung day anymore. Nexus FTW