Prevented the Great Hill Valley Fire.

Solve the saloon puzzle with no more than two trips to the second floor.

Restored Edna's memory.

Had a conversation with a cactus.

Treated Desert Edna to an algae cake.

Emmett completes his spectacular failure at the Expo.

Get your money's worth at the Expo.

Recorded everyone at the Expo.

Complete the glass house maze without going back up the stairs.

Impersonated three people over the phone.

Busted a move, 80's style.

Broke up Emmett and Edna.

Take the fewest possible trips to Emmett's lab.

Messed with Emmett's cleanser.

Got Trixie ready to make Edna jealous.

Emmett is prophetically honest about his marriage prospects.

Crafted a mind map of Emmett that reveals him to be a "Degenerate Criminal."

Offered algae cakes to everyone.

Revealed the Hill Valley hooliganism rate.

Get a good look at Trixie's postcard.

Rescued Citizen Brown from the Citizen Plus program.

Escaped from Marty's cell.

Examine every container of contraband in the speakeasy.

Jumped into the Decycling Bin.

Got caught making out with Jennifer.

Collect every Demerit in the game.

Got caught with Einstein.

Use the spray can to paint Marty's band name in the alley.

Got caught with Lorraine's booze.

Coax Edna out of the courthouse with the buzzer.

Listen to all tourist audio guides in Hill Valley.

Use the DeLorean parts to enter Hill Valley.

Dry a cop out.

Find "Chuckles Lenart".

Find a hidden passageway.

Get a gangster's girl to do the right thing.

Enjoy a full set from Hill Valley's leading songstress.

Break the password code without cheating.

Get a full explanation of your situation.

Defeat the Tannen Brothers in six jumps.

Rescue Arthur with minimal fuss.

Track down a missing accountant.

Acquired Emmett's Rocket Drill.

Flawlessly mixed up a batch of Emmett's Rocket Fuel.

Managed to get 190-proof alcohol delivered to Emmett's.

Delivered the subpoeana to Arthur McFly.

Talked Emmett into completing the Rocket Drill.

Discovered the origin of the "new" DeLorean.

Namechecked "Back to the Future" creators.

Heard about the curious fate of Marshall Strickland.

Got Doc's Notebook back from Biff.

Perfectly repeated dialog while repeating Doc's temporal experiment.