Arhan Smasher is a highly advanced battle mecha featured in the anime film 'Rakuen Tsuihou: Expelled from Paradise.' Piloted by the protagonist Angela Balzac, Arhan serves as her main support and weapon during her mission on the devastated Earth. With its formidable combat capabilities and adaptability, Arhan plays a crucial role in both the narrative and action sequences, symbolizing the intersection of human will and machine power in the struggle for survival and understanding in a post-apocalyptic world.