Topdeck the Halls Topdeck the Halls was the first holiday card I ever received, so this card is extremely sentimental to me
If they cant (or if you use the mana from the Cornucopia to cast something cheap and disrupt their attempt) then theres every chance the mana ramp leads to an early board wipe after which the continued lifegain can bury their hopes even if the Cornucopia player lacks a real haymaker to follow up
However, only one set managed to do both, as "Twilight Masquerade" was a great set for the game
Drawing cards is the games best resource, so getting some as a by-product of your decks main mechanic is great
Portent was amazing in Standard, albeit frequently misunderstood
If youre playing with Oracle, this is a good backup, however, and its iconic for a reason