Theres value in attacking your opponent or removing their creatures to chip away at your opponents life
Game Changers instead experience a "soft ban", so to speak
Wildcards don't care about sets, formats, or any other restrictionsif the Wildcard is the right rarity, you can craft it
Well, despite the fact that you can get away with not including them at a more casual table or in a deck with only one or two colors theres no denying their efficacy once you start to edge more competitive, or fancy playing a four- or even five-color build
So long as silver borders were the mark of Un-set cards, mixing legality within a set remained a technical roadblock
This is limited because it only hits other fliers, but you can cheat it out, get a really big Flying Creature with Lifelink, and protect your Flying guys