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If this card is in your hand or GY and you do not control "Bio-Insect Armor": You can target 1 Insect monster you control; equip this card to it, but banish it when it leaves the field, also banish this Equip Card when it leaves the field. You can only use this effect of "Bio-Insect Armor" once per turn. The equipped monster gains 1500 ATK/2000 DEF during the Battle Phase and Main Phase 2, only.