creature special attack suggestions

1: the scorpion : the scorp's special attack affect creature on it's size class ( s, m ,l ) and is called "coup de grace" . in this attack the scorp grabs it's opponent with it's pincer , keeping it at a safe distance, then stings it , inflicting amazing damage and poisoning the target for 15 seconds. this one shots most weakened creatures and cripples target with full health. the use for this is obvious for realism since this strategy is used by scorps irl. however it also has uses gameplay Wise as players can lure the scorp to a creature they want to weaken with a few workers , and the let the two beasts of the undergrowth fight. this recquires scorp to be extremely aggressive to creatures of his size and below. the move has a 1 minute cooldown.