Sometimes blue can overwrite what the creature is currently doing and just make it the "transformed" creature
As such the option to discard it was always interesting, it would allow for much more immediate and mana efficient card draw but it would significantly reduce the overall value
If you don't like the top card of your deck, then shuffling the deck can give you another chance to make your draw good, and can also be a way to know if you have a good target for card effects like Drastic Drop Off
Once tapped, the cards are consumed until they are untapped, which usually only happens at the start of your next turn
add 1 "Double or Nothing!" from your Deck to your hand, then Special Summon from your Extra Deck, 1 "Utopia" Xyz Monster, except "Number 39: Utopia Double", by using this face-up card you control as material, and if you do, its ATK becomes doubled, but it cannot attack directly
There are currently a few meta builds involving Mew ex