Read all the epitaphs.
Make Mr. Freeman stop the construction on the pool.
Make the mime talk.
Solve the test questions.
Finish the story.
Sacrifice yourself to reach the Final Judgment.
Defeat Major Oh Rus.
Gather all the Profiles.
Find all the portraits of the guy who is watching us.
Defeat Heartless.
Find the camouflaged agent, even if it's too late for him.
Prove yourself worthy before Osis.
That box looks suspicious.
Traaaaaaaaaaaaaaaaain!
Find the date in the hidden journal.
Read all the inscriptions in the cave.
Stick with your friend to the end.
Defeat Vigo Sarducci.
Defeat the librarian.
Defeat Carl, the evil driver.
Escape from Bronson's clutches.
Defeat the Purple Skulls.
You have lost a loved one.
Snatch the Duat stone from the corpse's hand.
Grab the gang.
Start the adventure.
Congrats, you can now go out and play.
Gather all the Cartridges.
Gather all the Cassettes.
Gather all the VHSes.
Gather all the Classified Documents.
Find Master Splinter.
Watch the Devil's Cradle.