Many black-based decks can create a hefty amount of Treasure tokens, and just creating and sacrificing two Treasures deals 4 damage to everybody else
Japanese Japanese CP6 1st edition SPOILER: Click to show 600800 159 KB Korean Korean CP6 SPOILER: Click to show 600800 159 KB English English XY Evolutions Theme Deck (Shattered Foil) SPOILER: Click to show 600800 152 KB For the XY Evolutions set there are also two Theme Deck releases, one with the Pikachu you see right here, and one with Mewtwo
The card is still holographic in both versions, but the English version uses the foil to solve the problem rather than redrawing the art
In a Two-Headed Giant game, Curry Favor causes the opposing team to lose X life twice, after you gain X life once
Channel and Sneak Attack don't have similar rules text, for example, but they overlap in their ability to do broken things with big colorless creatures, so you might pick up a Sneak Attack to support your early-pick Channel, and then prioritize the legendary Eldrazi creatures, Blightsteel Colossus, and Sundering Titan over a card like Karn Liberated, which only works with the Channel plan
The most common way this is achieved is by inserting a piece of paper over a reversed Magic card, with basic and often crudely rendered information indicating what the card is