Gilbert F. Altstein
ギルベルト・F・アルトシュタイン
Klaus' butler and a member of Libra that handles most of their intelligence network.
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Blood Blockade Battlefront & Beyond
Supporting TV -
Blood Blockade Battlefront
Supporting TV
Ginga, Banjou
Japanese
Bayer, Hans
German
Pasquier, Laurent
French
Henry, Francis
English