The Gekka Custom (ゲッカ・カスタム, Gekka Kasutamu) is a customized Gekka that was originally used by the Black Knights, but was captured by the Britannian Military after their victory during the Black Rebellion. After being sent to the army's research division, this Gekka was then repaired and remodeled due to the request of Fifth Princess Carine ne Britannia's knight, Dasko la Clermont, who then took it was his personal frame. Soon afterwards, the Gekka Custom was destroyed in battle by the customized Glasgow of Orpheus Zevon.