Knock someone off their bike to ricochet another off theirs
Hit 25 pedestrians in a row with your car without stopping
Kill 256 civilians within a single life
Reach a 99X chain multiplier
Match all cards in a single round of the casino game at the Spades To Steal Casino
Collect all of the time machine parts
Dethrone GLC's high score
Hit 4 people with a single shotgun blast
Drive 65,536 pixels
Get "sick" on "milk"
Play Free Roaming Mode as one of the guest stars
Blow up 8 vehicles in 8 seconds
Kill four green sewer dwellers
Raise your threat level by committing a crime that attracts police attention
