mtg each player discards a card o:each o:player o:discard c!b · Scryfall Magic: The Gathering Search then draws that many cards minus one. The 50 Best Discard Cards

However, it has been banned from two of the big three eternal formats, Legacy and Commander , with Commander spinoff Oathbreaker also following suit

Similarly, an ability of another card that instructs you to "transform" one of these cards will cause you to convert it, even if that ability doesn't use the word "convert." More Than Meets the Eye notes: "More Than Meets the Eye [cost]" means "You may cast this card converted by paying [cost] rather than its mana cost." It functions in any zone from which the spell can be cast

Activate only if an opponent controls at least two more lands than you

For Legacy, however, MTG players arent so happy