music, skiing, fight sports especially muay thai, wind surfing, rpg games...
BLACK METAL, TRASH METAL, DEATH METAL
Asian "karate films" like Ong-Bak, "House of Flying Daggers", films about war like "Sergant Ryan", Enemy at the Gates"
Eurosport, especially FIGHT CLUB
The Lord Of The Rings, The Witcher(Wiezmin), Uczen Czarnoksieznika, and other fantasy books...
Zawisza Czarny, Józef Pilsudski, Heroes Of Might and Magic III