Peaking at top value are five lands from the set that allowed players to tap and pay one life in order to fetch a basic land type
If you can tap a creature for more than three mana, Sword Of The Paruns attached to it will always generate infinite mana at instant speed as you can keep untapping and tapping it for mana to use for Sword Of The Paruns' untap effect
Each OP07 booster box contains 24 packs and each pack contains 6 cards with 125 + 1 possible types in total
And this one is only kind of conditional
While its less true than it used to be (thanks to FIRE design, cards designed for Best of 1, and increased modality/card draw in general), its still a key part of gameplay and it feels like what this mechanic, and in particular, gifting a card, was designed around
The rules of the game have morphed and grown in complexity