ADCC champion Yuri Simoes was able to take down Judo Olympic silver medalist, Travis Stevens in a recent BJJ superfight at Fight 2 Win. Yuri ended up winning the match by split decision.
He used a collar drag which is a common takedown in BJJ, which scores 2 points but with the no leg grab rule, is illegal in Judo.
Here’s the move:
The awesome Kent Peters explains how to do it: