None could deny the Green Scourge was smart - any group of men larger than half a dozen in his territory was met with dragonfire on sight, and it was not only that - the mighty dragon had made his nest in the Tower of Ghosts. The top of the ruined tower could only be reached by climbing - the original staircase was half crumbled, half melted into slag under the onslaught of time and Balerion's black flames.