Agema mostly assume as Kamen Rider Spade Warrior. As Spade Warrior, he harnesses the Beetle Undead DNA from the ♠A: "Change Beetle" Rouse Card, utilizing the Spade Buckle Rider System to fuse with the Beetle Undead's DNA. With the Spade Rouzer saber, he can "rouse" a sealed Suit-Spade Undead's power to utilize personally or use Proper Blanks to seal the Undead.