Collect your first statue

Place the statue on the pedestal to open the gate

Ride the elevator upward three times

Ride on the back of a gigantic lion

Cast a spell to dispel the darkness within first 400 seconds of the cave level

Unlock the vision of skeletons

Solve the triangle puzzle and open a door

Solve the statue puzzle and open the final gate

Pound the undead champion into dust within first two minutes of the final level

Even the odds with your sister, and return home