Simon (Gurren Lagann) is one of those guys that you can’t underestimate! He has incredible power and even without his Gurren Lagann he may be able to give Unicron a good fight. Of course with it…..let’s just say I don’t think Unicron stands a chance. Simon (Gurren Lagann) wins.
DReager1.com 
Heh. Talking about planet-galaxy sized robots, here’s some interesting concept art I found that shows the creator’s “hand”:
That design definitely looks pretty sharp. Could be great
Yep. The galaxy is pretty much screwed. Here’s another image.
http://s27.postimg.org/e1oyh1c1v/TF4_Creator_Hand_Nizzi.jpg?noredir=1
This is how the Creators should look.
Technically, they should win in one shot then