The dream is playing this on turn 2 as a Rampant Growth effect, and that will come up occasionally, but as the Nurturing Pixie decks have shown us, just being able to bounce a creature back to your hand to reset an Enters ability can be good enough
Once this ability gets going the Dragons you create can easily snowball into more Dragons, and from there a victory
"Disney Lorcana's First European Championship Fittingly Ends With Ruby/Amethyst On Top"
It has the following text: If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead
TL;DR: If someone tries to draw extra cards, they either end up discarding and drawing, or milling instead, so they never actually go up on cards
If your pods heading too far down the battlecruiser route, you should consider picking this up to remind them that Magic can be a very fast game