Wormhole Envelope by LT Magic

Wormhole Envelope is a utility tool in card magic. It is mainly a visual signed card to envelope effect. The spectator selects a card, sign his name on the card, then the card is shuffled back into the deck. The magician takes out an empty envelope with a hole, suddenly the signed card appears inside the envelope. We can also do color changing card, open prediction and many other effects with it. Advantages: Can be done with any standard size playing cards. Instant reset. Easy to do. No difficult sleight of hand needed.