XGM-01II G7 Sky Buster

"(Organic Fullbottle name)! (Inorganic Fullbottle name)! Ready, go! Vortex Burst!"

- Finisher announcement

Designated as XGM-01II, the High-Powered Double Loading Revolver G7 Sky Buster (高性能ダブル装填リボルバーG 7スカイバスター) is one of Kamen Rider G7 Icarus XYZ main weapons. It is the upgraded version of the original XGM-01 G7 Paralyzer after Goro first transformed with the.

Unlike the G7 Paralyzer, the weapon utilizes instead of G7 Armor Keys, the weapon is no longer a transformation gun and now serves as G7 Icarus XYZ's default sidearm. This is one of the few weapons to use two Fullbottles instead of one.

Finishers
Borutekku Bāsuto (ボルテックバースト): G7 Icarus XYZ channels the energy of two Fullbottles in his Sky Buster and performs a powerful blast taking form of a double-helix beam.
 * Kurage & Bakudan: G7 Icarus XYZ shoots a purple and black energy blast at the enemy that not only poisons them, it causes the target's body to inflate like a balloon and explode.
 * Spider & Reizoko: G7 Icarus XYZ shoots a white and sky blue energy blast at the enemy and the shot takes form of an icy spider-web that instantly freezes the target solid upon contact.
 * Ambulance: G7 Icarus XYZ shoots himself instead of the target to quickly heal himself. However, the healing process causes him to experience excruciating pain.