Digital Bug LEDybug (MACR-EN029) [Maximum Crisis]

Cannot be used as an Xyz Material for an Xyz Summon, except for the Xyz Summon of an Insect-Type monster. Once per turn, when this face-up card is changed from Attack Position to Defense Position: You can add 1 Level 3 Insect-Type monster from your Deck to your hand. An Xyz Monster that was Summoned using this card on the field as Xyz Material gains this effect.
<br><b>-</b> When this card destroys a monster by battle, draw 1 card.