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Koala March
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Kozaky
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Kurama
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Lead Compass
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Left Arm of the Forbidden One
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Left Leg of the Forbidden One
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Legendary Fiend
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Level Modulation
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Level Tax
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Light Barrier
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Lightning Blade
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Limiter Removal
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Litmus Doom Ritual
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Litmus Doom Swordsman
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Little Chimera
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Living Fossil
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Lucky Cloud
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Luster Dragon
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M Force
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M-Warrior #1
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Machine King
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Magic Cylinder
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Magic Formula
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Magical Stone Excavation