For example, if Vincent's power was 7 when it dealt combat damage to an opponent but is reduced to 6 just before its last ability resolves, it won't deal any additional damage when the last ability resolves
Cheap cards aren't always the best ink
You can have draws where you keep your opponents creatures at bay, but both of your clocks are rather comparable, and Auras will win a race thanks to obscene amounts of Lifelink
Notably, this card has no limitations, so if youve spent your turn producing ample Elf tokens or dropping tons of one-drop Elves (both examples with summoning sickness), you can tap them all down for loads of mana
That said, Celes, and the card pool, easily pulls us into a reanimator strategy
Learn was showcased on the Pop Quiz card, which lets players draw a card before also Learning - which is either discarding a card to draw a card, or fetching a Lesson from "outside the game" (in play, this means the player's sideboard)