- New tool Steel (key O, orders category; campaign from mission 11): 80 gold per earth wall, 40 for a reinforced wall; riveted iron plate texture - Heroes dig through steel 20 times slower than through earth and avoid it (path cost 300) - Selling turns a steel wall back into a reinforced wall and refunds half the plating - Texts EN/DE, test Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>