Nickname of Emperor Frederick I

• Two obstacles, very large: it’s for a Russian invasion
• Pirate name
• Barbary pirate (died in 1546)
• Holy Roman Emperor from 1152 to 1190
• Barbary pirate who attacked the Spanish along North Africa's Mediterranean coast in the 1500s

Wikipedia Word definitions in Wikipedia
Barbarossa is a plasticine -shaping German-style board game for 3 to 6 players, designed by Klaus Teuber in and published in 1988 by Kosmos in German and by Rio Grande Games in English. Barbarossa won the 1988 Spiel des Jahres award.