Escape from the Goblins and Wargs, This scene demonstrates Bilbo's growing courage and his increasing importance to the group, as he plays a key role in the escape. Medium - Dynamic sketching. Composition - A chaotic scene with the dwarves and Bilbo in the midst of escape. The motion is conveyed through swift, gestural lines. Color Palette - Dark greys and browns, with flashes of firelight. Mood - Action-packed, fast-paced, and perilous.