For my purposes, library manipulation is something that lets you choose which card to draw out of several cards, usually on top of your library
Even if you started playing recently, chances are youve heard of Brainstorm
(If youre really struggling, many people sell them on eBay for pennies.) If youve bought a physical Pokmon TCG theme deck, scanning the QR code or typing in the alphanumeric code will provide you with the same deck in exchange
Erik had taken the oiled mechanic that Vision Design turned in, which was a means to signify that a creature entered with a certain number of oiled counters, and turned it into a mechanic that matched what vanishing does (remove one counter a turn and sacrifice the permanent when you remove the last counter)
Giving a creature shadow all but guarantees youll be able to sneak some combat damage through, giving your opponents very few ways to stop it