This is often a bad effect because you cant choose what to get with the spell, and if your opponent has a 6/6 and a 1/1 token, its useless at dealing with the bigger threat
For example, if you're only pulling from Genetic Apex - Mewtwo, then it's a good idea to buy cards that only appear in Charizard or Pikachu packs
You sacrifice one creature and go digging through your deck for something with a mana value up to 2 more than the one you gave up, then drop it directly onto the battlefield
Some players call her a secret competitive commander because she can enable game-winning infinite combos with a few upgrades, giving her a much higher power ceiling
One positive is that self-mill effects tend to be much cheaper than actual card draw, meaning you can access a larger chunk of your deck earlier in the game
Illustrated by Aleksi Briclot Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp