If you control a monster that is not a 'Burning Abyss' monster, destroy this card. Cannot be used as a Synchro Material, except for the Synchro Summon of a 'Burning Abyss' Synchro Monster. If you control no Spell/Trap Cards: You can Special Summon this card from your hand. You can only use this effect of 'Rubic, Malebranche of the Burning Abyss' once per turn.
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