I dont generally like advocating for five-mana spells against aggro decks, but the fact that a five-mana creature cant be Fatal Pushed or Duressed might be enough to make me consider Lyra Dawnbringer and Archangel Avacyn as good ways to turn the corner against them if I have the early-game covered
You can get significant abilities to copy from the Fallout Bobblehead cards, or you can simply use fan-favorite EDH cards like Mind Stone and Solemn Simulacrum
Although it may then change to oh that will be good in my Simic or Golgari Standard deck
While it is never a combat trick it is a significant threat
Theres a wide variety of products to choose from, including Draft Boosters, Set Boosters, Collector Boosters, Commander Decks, Prerelease Packs, Bundles, and of course, the Starter Kit 2023.
The knight transforms your battlefield into a wall of power, which makes combat math rough for opponents