Morgana's corruption spell was rotting away the attackers and slowing their movements, while a sudden blizzard turned everything more than twenty metres away to a wall of white.
That might be a lot for humans, but for the Hill Giants, who were all over five metres tall, it made actually fighting more than a little problematic.
They could only see what was happening to the fighters closest to them, and those further away were blurry, making it hard to pick out the targets.
Karl caught on quickly and equipped his furry white cloak, causing the outline of his form to appear blurry in the snow as he continued his assault.
The Special Forces team were already in white, but the change made Bob stand out even more in his silver and black attire.