So what is the final verdict then, No? At the end of the day it's your arena guys.

I was basing my whole design around using 3 circular saw blades, would be a shame to omit them especially against wooden robots.
What about thicker blades (like the 2mm) or non hardened ones?

Sorry to be picky but would hate to build a robot I can't use!

Just found this, nice use of a disk: