This Gamescom 2011 trailer
from King Arthur II: The Roleplaying Wargame
offers a cinematic from the upcoming RTS/RPG hybrid, showing hoards of soldiers doing battle with giants and dragons. Word is: "The never-before-seen trailer depicts a battle on a grand scale with hundreds of characters enveloped in fire and arrows, offering players just a glimpse of what to look forward to when they return to Britannia in Q1 2012." Here's the embedded version.