Biogems is an original, high-quality bejewelled game with a gameplay that is both speedy and strategic. Challenge formidable opponents to duels that demand great logic and speed. Combine 3 or more of the same coloured gems. Use the grey gems to attack your opponent, the green ones to heal you, the yellow to boost your energy, the blue your defences, etc. Take on 9 bosses, beat them as quickly as possible to get the best score and unlock a whole host of achievements.