The major gaming website Gamespot.com put high marks to XIII Century: Death or Glory! The article, that can be found here, praises the game and rates it 7.5. Here are some abstracts from it:
"...Unicorn Games Studios has put together a challenging historical warfare simulation with outstanding depth..."
"...You get a pretty comprehensive tour of all the 13th-century hot spots by the time you work your way through all five nations and a set of bonus battles that open up as your rank grows through winning battles..."
"...XIII Century: Death or Glory provides a deep, challenging taste of medieval warfare..."