On a permanent, its a static ability, while on an instant or sorcery, its a spell ability that check the game state upon resolution
Mechanics like scrying and surveilling can provide even set you up for further card advantage by manipulating the top of your library, but they dont provide any inherent card advantage on their own
Whats good
In order to achieve these states you stall, and the chief staller is Aroma Jar
Semi-Limited Cards Semi-limited Maliss in Underground X SPELL Field When this card is activated: You can banish 1 "Maliss" card from your hand, Deck, or GY
Commons were hyped like secret rares, energies were called low-pop chase cards, and perfectly normal pulls were met with awkward silence because the seller didnt recognize them