Cards with the name or text of one card and the art of another (such as the Wald Forest/Plains), cards with a large portion blanked out by a color error, cards with a second card printed over them, etc might confuse opponents, and so will often be disallowed by the head judge
I mean, you can still go for it, but you should probably prepare to have some permanently empty slots in your binder
Promotional: Zilortha, Strength Incarnate (Godzilla, King of Monsters - Buy-a-Box - Foil) NM EX VG G Other Versions Customers who purchased Promotional : Zilortha, Strength Incarnate (Godzilla, King of Monsters - Buy-a-Box - Foil) also bought
Morska, Undersea Sleuth A small bit of detective work will show you that Morska, Undersea Sleuth is a solid card advantage creature, if your deck supports Bant colors
[scryfall]Permeating Mass[/scryfall] This card is kind of contentious, because its really, really hard to control