modern, easily identifiable design with clean aesthetic
easy to extrapolate ogre design into a mascot
image is iconographic
viable down to stamp sized print
expressions can be substituted for use in different situations
The 3rd logo design out stands out the most to me.
Smooth on left, glossy on right
Cleaned up for a more professional look. I think the gap above the "jaw" helps it make more sense and easier to recognize as a "g"
Again, sorry for all the spammy posts.
And the 2nd one from this.