Often third party grading company's will grade coins higher and will use names similar to the legitimate grading company's name, such as, PCGC, and NCG
You can drop this on turn three, sacrifice a two-drop artifact dork for two cards and two mills, sac it to Goblin Welder to swap for something you just milled or what you sacrificed, and then swap the sacrificed or milled card on turn four for this to keep
A lot of removal will kill her easily and this will be sad as you will be behind in tempo as most removal doesn't cost 4 mana
Cataloging a few hundred cards goes from an evening to a coffee break
Red is also pretty well known for casting spells that stock your graveyard with cards you dont need, so youll always have fuel to burn
PSA dealers run these submissions and aggregate cards from multiple collectors into one batch