and the best answer is that there is no best answer!
GRIFFINDOR is very popular.
traxy is the best mecha for level 20
steampunk mecha
The Whipper is the best weapon for Wyplash.
There's no such thing as the best weapon. You can only define the best weapon for a already given situation. The best weapon is the one that allow you to utilize your army as a whole. But one weapon is never enough.
You have to buy the mechquest artbook which is at Heromart.com Then there will be a code in the book.
how to get doom lord mecha in mechquest
the best weapon is a bow and arrow
The best weapon is to cut people
The overall best weapon is the Plasma Cutter. This is the first weapon you will acquire in the game.
There is no best weapon. Every weapon can be used in the best advantage depending on your situation.