demon cards mtg of Loathing you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost. Demon Berserker Token | Kaldheim

If the rare case where you control two of The Earth Crystal, the number of +1/+1 counters put on a creature is four times the original number

At the time, rarity was not marked on cards and was closely linked to the demands of the printing process

Those are definitely corner cases though, and Flickerwisp does its best work flickering a permanent for enter the battlefield value

Black Market Connections does it all

The robot monster broke Anguirus' jaw, forcing the beast to retreat

It technically reads, If you would draw a card, you may instead choose land or nonland and reveal cards from the top of your library until you reveal a card of the chosen kind