Burn Zombie Burn!

Play single player levels in multi-player mode:
Get a bronze or better medal in a single player level to unlock it
in multi-player mode.

Unlockable silver medal bonuses:
Zombie Vision bonus: Earn 1 silver medal.
Art bonus: Earn 4 silver medals.
Sketch Vision bonus: Earn 12 silver medals.
Sepia Vision bonus: Earn all silver medals.

Trophies:
Complete the following tasks to unlock the listed PlayStation 3 trophy rewards.

Tourist (Bronze trophy): Unlokc all Arcade levels.
Texas Style (Bronze trophy): Perform 100 Chainsaw Combos.
Red Shirt (Bronze trophy): Kill the away team Zombie.
Murder On The Dance Floor (Bronze trophy): 1000 Zombies sent dancing.
Hot To Trot (Bronze trophy): Last 30 seconds with 50+ zombies on fire.
Graduation (Bronze trophy): Complete Zombie Academy.
Extinction (Bronze trophy): Kill 100,000 Zombies.
Dynami-Te-He (Bronze trophy): 1000 Zombies blown up.
d6 Respects You (Bronze trophy): Get all Silver medals.
d6 Commends You (Bronze trophy): Get all Bronze medals.
d6 Admires You (Bronze trophy): Get all Gold medals.
Brain Surgery (Bronze trophy): 100 Brains sucked.

Paint The Town Red (Bronze trophy):
Fill the screen with the maximum amount of blood on any level.

Friend of Bruce (Silver trophy):
Unlock all levels.

Friend of d6 (Gold trophy):
Acquire all Developer medals. ,