Guren Special-type is a highly advanced Knightmare Frame featured in the anime series Code Geass: Hangyaku no Lelouch. Piloted primarily by Kallen Stadtfeld, this mecha is known for its agility, exceptional combat capabilities, and powerful radiation arm. Guren plays a pivotal role in battles against Britannian forces, often turning the tide due to its superior technology and unique design. Its presence underscores the escalating arms race within the series and symbolizes the strength and determination of the Black Knights.