POWER GRAB! TARN THE UNCARING waged war and torture on Arakko for centuries. He's the most hated being on Mars...and he sits on their ruling council. ABIGAIL BRAND has a plan to remedy that - and reap the rewards. So does ROBERTO DA COSTA. But only one of them can win...and Tarn's going to make at least one mutant pay the price for it! RATED T+