SS4 Son Goku, Deadly Combat With a Machine Mutant

[Barrier] [Auto] [Limit 1] R, if your Leader is a red "Son Goku : GT" card and you have 3 or more energy: When this card in your hand is discarded by one of your skills, draw 1 card and play this card from your Drop. [Auto] When this card is played, look at up to 5 cards from the top of your deck, place up to 1 red Extra with an energy cost of 1 into its owner's Drop, then shuffle your deck.