Razors are generally favoured because of their hideously high dp. And putting them on flails increases that iirc.
but if you think, light ds teeth are 3 kg more for double (ish) the dp of razorz. (for 2 of them)MOAR LDS TEETH!(my new catchphrse.)
flails are ridiculous.
I think SM is a pretty cool guy, eh builds unicycle-bots and doesn't afraid of anything