Collect all of the trophies

Cause the Basilisk to retreat

Sacrifice powers

Chain the Titan, Atlas

Acquire the Triton Lance

Find ballista secret

Upgrade any weapon

Kill the Basilisk

Break the Chains of Tartarus

Running across the long chain

Finish all beam walks

Collect all the Gorgon Eyes

Completely upgrade all weapons and magic

Slit 50 Satyr throats

Break out of stone status 5 times in a row

Watch the movie "Atlas and Persephone" three times

Execute a 1000-hit combo

Beat the game