The Drilloid (ドリルロイド, Doriruroido) (D-10) is a Metaloid that Enter created with the "bore" Metavirus and a power drill to accompany him in infiltrating the Energy Management Center's Development Department, wherein Kazuya was waiting to deliver blueprints for the BC-04. Thanks to it's drill motif, this Metaloid can move through the ground with ease. It managed to infiltrated the dataroom where Ryuji and Kazuya were at. When it attempted to take the plans from the computer modem, Ryuji smashed the computer tower, changing it's directive to obtain the hard drive disk.