Drix feels a lingering pain from the blow, and staggers back a bit, but launches off a sling at the halfling as it passes him. He then summons up a ball of acid, and fires it as well.
Spoiler
Show
AOO (1d20+3)[14] Dmg. (1d3)[2] Acid splash attack: (1d20+3)[23] dmg (1d3)[2] These mods are all guesses, lol. Don't have my sheet in front of me.