Oruks appears in Soulcalibur IV in tower of lost souls ascend mode as a boss in the floor "Iron Sword" using Nightmare's style and also appears in Soulcalibur: Broken Destiny using Lizardman's style taking an appearance as an ogre.
Soul Calibur IV Skills & Details
2.Soul Gauge Boost C
3.Nullify Ringout A
4.Nullify Aerial Control
TOLS Ascend Mode Floor: Iron Sword (Boss)