Railroad Rivals: Robber Baron Premium Edition
The Robber Baron Expansion contains new tiles, a new railroad, new wooden components, a sixth player color (green), and new rules that add new depth and strategy to Railroad Rivals. The new Stock Shenanigans tiles allow players to engage in the same types of devious strategies that made the robber barons of history their fortunes.
The Premium Edition upgrades the cardboard pieces to premium wooden pieces.
Check out Railroad Rivals: Robber Baron on Board Game Geek.
Overview from Man vs Meeple: