You can target 1 face-up Attack Position Pendulum Monster you control and 1 monster your opponent controls; change the first target to face-up Defense Position, and if you do, destroy the second target. During your Main Phase: You can destroy this card, then target 1 Pendulum Monster in your Graveyard; add that target to your hand. You can only use each effect of "Bugster Program, the Cybernetic Dracoslayer" once per turn.
2 Level 3 monsters If you can Pendulum Summon Level 3, you can Pendulum Summon this face-up card in your Extra Deck. You can Tribute 1 Pendulum Monster, then target 1 face-up Attack Position monster your opponent controls; change it to Defense Position, until the end of this turn. You can only use this effect of "Bugster Program, the Cybernetic Dracoslayer" once per turn. At the start of the Damage Step, if this card attacks an opponent's Attack Position monster: Change it to face-down Defense Position. Once per turn: You can detach 1 Xyz Material from this card, then target 1 Defense Position monster your opponent controls; banish it, and if you do, draw 1 card. If this card in the Monster Zone is destroyed by battle or card effect: You can destroy as many cards in your Pendulum Zones as possible (min. 1), and if you do, place this card in your Pendulum Zone.