[Yuutsu]

Originally Posted by GenjiChan

Anyway couldn't they just built mechas that has laser deflecting capabilities?

Same reason why we haven't found a cure for cancer. Not exactly easy.

Originally Posted by GenjiChan

or fight laser with laser?

Spoiler for Can you Luv the Muv?:

They do, but it ain't cheap spam-pew-pew lasers you can buy at the local dollar-store.