Power Tool Dragon (HAC1-EN177)

1 Tuner + 1+ non-Tuner monsters

Once per turn: You can reveal 3 Equip Spells from your Deck, then your opponent randomly adds 1 of them to your hand, and shuffle the other cards into the Deck. If this card would be destroyed while equipped with an Equip Spell(s), you can send 1 of those cards to the GY instead.

Machine / Synchro / Effect, Hidden Arsenal: Chapter 1