Effect: - Binds the opponent with invisible chords.

Spell Type: - Offensive or Defensive(tie up your opponent with invisible chords and try to escape).

Spell Block: -

Incantation- Brachiabindo, pronounced as brah-kee-ah-BIND-do.

Wand Movement- Inward spiral ending in a downward swish.

Willpower- Moderate to High.

Concentration- High, visualize the bindings on your opponent.

Counter-spell: - Emancipare with the following spell block: 

Incantation- Emancipare, pronounced as eh-man-ci-PAR-eh.

Wand Movement- A reverse 'Z' shape ending pointed towards target.

Willpower- Moderate to High.

Concentration- High.

Please note that Emancipare is also the counter-spell to the Incarcerous Spell, which is a conjuration spell which conjures thick cords from thin air and binds the target.

For this reason, I am discussing the Incarcerous Spell here, as an out of the box duelling spell.

Effect: - Conjures thick cords from thin air and binds opponent.

Spell Type: - Offensive or Defensive.

Spell Block: -

Incantation- Incarcerous, pronounced as in-KAR-ser-us.

Wand Movement- A knot like a shoelace.

Willpower- Moderate to High.

Concentration- High, focus on the bindings.