Sacrificing an expendable token or cheap artifact lets you bring back a spell when it enters the battlefield, while it also gives you a 3/2 body to pressure your opponent
We have draw support Pokemon like Dedenne GX, Crobat V, and even the new Kricketune V, which also protects you from Marnie, and Reset Stamp, which rocks
And thats why this card is only printed in Japanese, which ultimately adds to its value
Then all the chosen cards are put onto the battlefield at the same time
Main deck every time for sure
With a solid three strength and three willpower that will leave most characters banished or at least smarting, being able to instantly challenge can be a hugely effective way of shutting down a troublesome character on the other side of the table - especially if your opponent thinks theyll have at least a turn to respond to any characters you play before they have a chance to attack