Infinity mode:
Beat the game with the A ending.
Overtime mode:
Complete the first 72 hours of Frank's stay in the mall and return to the helipad by noon on the 22nd.
Katana:
In Colombian Roastmaster (2nd floor), get over by the cash machine. From there, jump out on the orange overhang below to find a Katana.
E-Z PP:
In the toy store, whack the servbot's head until the swirly eyes line up with the sad face for a 10,000 PP bonus.
In the gym across from the hardware store, knock down the punching bags for 2,000 PP each and 10,000 PP after you knock down all the bags. You can also run on the treadmills for 2,000 PP and another 10,000 PP for all of them.
Scattered around, you can find microwaves that can cook frozen or uncooked food. Not only do you get more health from the food, you get 2,000 PP for each microwave you use and 10,000 PP if you find and use them all.
Hit a clothes rack so that it spins to get a 2,000 PP bonus.
Ride the rollercoaster in Wonderland until it stops for 10,000 PP.
Break the large dishes in Chris' Fine Foods (on stands on the east wall) for 1,000 PP each and a 10,000 PP for destroying all of them.
Examine any stove with a frying pan in your hand for a 2,000 PP bonus. You can also get 100 PP for every zombie you give a red-hot frying-pan-face-burn to by holding x.
You can find the following rewards in shopping bags near the air duct in the Security Room.
White Hat:
Complete the Census Taker achievement by photographing 50 survivors.
Ammo Belt:
Complete the Perfect Gunner achievement by not missing with a machine gun.
Arthur's Boxers:
Complete the 7 Day Survivor achievement by SURVIVING FOR 7 DAYS. Do we have to point it all out?
Laser Sword:
Complete the 5 Day Survivor achievement by...just guess. Stay alive for 5 days.
Hockey Mask:
Complete the PP Collector achievement by photographing all the PP Stickers.
Mall Employee Uniform:
Complete the Transmissionary achievement by answering all calls from Otis.
Mega Man Boots:
Complete the Unbreakable achievement by getting the A ending without being knocked out.
Mega Man Tights:
Complete the Punisher achievement by killing 10 psychopaths.
Prisoner Garb:
Complete the Carjacker achievement by stealing the convicts' vehicle.
Pro Wrestling Boots:
Complete the Item Smasher achievement by breaking 100 items.
Pro Wrestling Briefs:
Complete the Karate Champ achievement by killing 1,000 zombies barehanded.
Special Forces Boots:
Complete the Legendary Soldier achievement by killing 15 psychopaths.
Special Forces Uniform:
Complete the Hella Copter achievement by beating a helicopter.
Real Mega Buster:
Complete the Zombie Genocider achievement by killing 53,594 zombies.
Recipies:
| Untouchable | Baguette + Pie |
| Spitfire | Baguette + Snacks |
| Zombait | Pie + Snacks |
| Nectar | Orange Juice + Snacks |
| Randomizer | Cooking Oil + Snacks |
| Energizer | Randomizer + Zombait |
| Quickness | Wine + Yogurt |
Books:
| Weekly Photo Magazine | Visual cue for photos |
| Sports | Hold sporting goods 3x longer |
| Camera 1 | +25% photo PP boost |
| Hobby | Hold toys 3x longer |
| Engineering | Hold tools 3x longer |
| Horror Novel 2 | +25% zombie PP boost |
| Entertainment | Hold entertainment items 3x longer |
| Interior Designing | Hold on to interior items 3x longer |
Ending A:
Solve all cases and return to the helipad by 12:00 am on the 22nd.
Ending B:
Solve all cases and rescue a large (unknown) number of survivors.
Ending C:
Solve all cases, but don't make it to the helipad on time.
Ending D:
Be a prisoner of the Special Forces at 12:00 am on the 22nd.
Ending E:
Don't solve all the cases and don't make it to the helipad on time.
Ending F:
Fail to collect all of Carlitos bombs in act 7-2.
