Common cards are identified by a Grey Circle
It may seem counter-intuitive to many people that a type of booster pack is sold for a collectible card game that isnt necessarily intended for play, but Collector Booster packs are intended to provide the best looking selection of cards in any given pack and may be just used for bragging rights, instead of being handled and shuffled in actual decks, during fraught games of MTG
Thats literally any kind of token, including treasure tokens - which are really easy to create thanks to the popularity of the mechanic, and cost nothing to sacrifice, too
With Emet out, you just need to crack a Clue to flip her over and start using those sweet, sweet abilities
Since 1998, the color of this symbol has been the universal code for rarity
For starters it's huge and has flash, so you can plop it down as your opponent's creatures are attacking and let it swallow one of them up