On the 4th April 2009, Sonic Games launched the Platinum Pyramid. Locating the pyramid will prove to be the biggest challenge yet. Players have the chance to win an incredible £10,000.

To enter, players must own all the adventure puzzles, the Orb puzzle, Ramisis, copernisis and Tessarisis puzzle. Players must sign up for membership on this website (after initial registration) in order to access the Pyramid Pyramid game.

This competition is subject to our terms and conditions.

The third and latest puzzle in the Isis Adventure Series (IAS), partly named after and based on the De revolutionibus orbium coelestium (On the Revolutions of the Heavenly Spheres) the seminal work on the heliocentric theory of the Renaissance astronomer Nicolaus Copernicus (1473 - 1543).
The Copernisis puzzle provides the third key and the Tessarisis the 4th key required to help solve Pentarasus which be released no later than 2023