Delirium

Delirium is the chance to cast delirium when struck. When this happens your character is transformed into a Bone Fetish, you can not use your skills during this time or use ranged weapons (Act 1 mercenaries remain able to fire arrows, however). You can see a character transformed here .

Runeword	Stats	Comments	Active In
			v1.11+	v1.10	v1.09
Delirium LemIstIo Lem (20) + Ist (24) + Io (16) All Headgear {3} Clvl Required: 51	1% Chance To Cast lvl 50 Delirium When Struck 6% Chance To Cast lvl 14 Mind Blast When Struck 14% Chance To Cast lvl 13 Terror When Struck 11% Chance To Cast lvl 18 Confuse On Striking +2 To All Skills +261 Defense +10 To Vitality 50% Extra Gold From Monsters 25% Better Chance of Getting Magic Items Level 17 Attract (60 Charges)	See it here. See it in action here.	Yes	Yes	No