One of the 3 banned techniques in the famed blue basement is tani otoshi. It’s joined by jumping guard and scissor takedown.
While we’ve all seen catastrophic guard jumps many were unclear just why tani otoshi is considered in this company by the world class coach.
This made the following video resurface (warning graphic content):
However this seems to be a bad demonstration above all else.
Here’s a proper Tani Otoshi:
So to clarify, tani otoshi is not a leg trip