Gi & no-gi Intermediate
Marcos Tinoco on the bottom player being whizzered, which is also a map of the top player's defensive problems.
Defence
Whizzer, knee position and weight distribution so the bottom player cannot come up.
Half Guard Top · Half Guard
The other side: Half Guard Bottom
4 resources
Marcos Tinoco on the bottom player being whizzered, which is also a map of the top player's defensive problems.
Henry Akins on beating the whizzer from half guard so you are not swept or taken to the back.
Chewy on dealing with the overhook / whizzer when they try to come up from half guard into a dogfight sweep.
Giles on underhook half guard versus the D'Arce and guillotine: the submission threats the top player has to respect.