Some cards do this by putting extra lands into play from your deck, while others can directly produce mana on their own
If they cant pay X, or refuse to, they still tap all their lands and empty their mana pool, rendering the rest of their turn awash, more or less
Some transform cards can toggle back and forth between their front and back side, while most start on their front side, transform under certain conditions, and stay that way until they leave the battlefield
Biotransference is an enchantment that gives every single creature card that you own in every game zone the artifact typing
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Key features Headline card: Mega Charizard X ex with pre-evolutions New ex cards: Mega Sharpedo ex, Oricorio ex Trainer & supporter returns: Grimsleys Gambit, Firebreather New Item: Heat Burner Additional non-ex reveals: Moltres, Whimsicott, Weavile, Toxtricity evolution lines Great for collectors, deck builders, and competitive play case