Naturon Shenron, Negative Energy Explosion

If your Leader Card is a 《Shadow Dragon》 card : When this card is played from your hand or discarded by a 《Shadow Dragon》 card's skill, you may look at the top card of your deck; if it's a black 《Shadow Dragon》 card you may add it to your hand, otherwise, place it at the bottom of your deck.
When this card is played from your hand, choose up to 1 of your opponent's Battle Cards with an energy cost of 5 or less in their Battle Area or Drop Area and place it under this card. Choose up to 1 of the chosen card's keyword skills, and this card gains that skill until the end of your opponent's next turn.