yugioh plant decks Complete Custom Deck for Yu-Gi-Oh! Plants Deck Breakdown | Guides,

But once Venus is online and the graveyard is prepped, very few decks can stop the wave of threats that follows

The controller of a face-up plane card is the player designated as the planar controller

Some cards like Flash were banned specifically because of their effects in cEDH, although most of the cards are banned because of their effects on the format in general

Please carefully check the photos for the condition Features & Notes Regarding packaging, after placing the item in a [sleeve] + [hard case], it will be shipped in an OP bag to prevent water damage

Once it leaves battle, the ability becomes inactive again

So they printed in-set answers to those mechanics