This mod mod adds knock out spells and items to the game ,just go to edgars discount spells in the IC market and inside look for Mr. Sandman ,he sells spells and items.

The spells are:

Knock out bomb (this KOs everyone within 1000 feet for 60 sec)

knock out target (KOs a single target)

knock out touch (this KOs on touch and also unlocks any lock)

The items are:
KO arrows 

KO poison

KO staff 

KO mace