Best Judo Throws for Submission Grappling

Reader Formosa Neijia asked for an advice which throws may be the most
useful in BJJ or submission grappling competition.

If I have to select one that works in both gi and no-gi competition it would be deep over-grip/around the neck Harai Goshi or Harai Goshi Makikomi variation.





Here is a no-gi variation demonstrated by UFC fighter Shonie Carter:



In addition I recommend a combinations of Harai Goshi into Osoto Gari or vice versa.

O Soto Gari in Judo competition:



and for no-gi MMA/submission grappling
(courtesy of great UFC player and judoka Karo Parisian):




Both of these throws are very powerful therefore putting the tori
(performer of the throw) into a very favorable position on the ground.