Hunter's Coup de Grace

Normally spelled "Coup de Gras", or "coup de grâce", This is a French phrase. [thefreedictionary.com The Free Dictionary] defines it as

coup de grâce (ko͞o′ də gräs′) n. pl. coups de grâce (ko͞o′) &#91;French : coup, stroke + de, of + grâce, mercy.&#93;
 * 1) A deathblow delivered to end the misery of a mortally wounded victim.
 * 2) A finishing stroke or decisive event.

Used by:

Prevents the use of Charge skills such as: