It's a bug atm with skirmish, there is a thread in the bug section. Just post ur missing rewards, you might get them.
I have not received the following runes: Dwarven King, Guard Tower, Hammer Strike, Deep Elf Assassin. Can you help me? my nick name is DoomPKK
I can't help you personally, but there is a thread in the bug section as i mentioned above, try to post in there ur missing runes. here the link: http://forums.poxnora.com/index.php?threads/not-getting-runes-from-skirmish.10845/