No, incubate does not involve entering the battlefield, or leaving for that matter
It's crazy to think that in just a few years we've gone from a print-to-demand model, where anyone who wanted to pay extra could get guaranteed premium cards, to a limited print run system that explicitly uses FOMO in its marketing, with high ticket bonus cards in an unknown percentage of items
Lyna the Light Charmer, Lustrous X LIGHT Link 2 [ Spellcaster / LinkEffect ] ATK 1850 DEF - 2 monsters, including a LIGHT monster (This card is always treated as a "Familiar-Possessed" card.) You can target 1 LIGHT monster in your opponent's GY
Youll also need to find a way to turbo out the energy needed for this, as the forced skip from Mega Evolution hurts
Casting this on turn 2 will drop a four-mana Commander on turn 3, although most Commander players would prefer that to be Rampant Growth