Sadly, there is a bit of anti-synergy here since Shadowheart needs to sacrifice a creature to activate her ability
While many of those are not so important late game they are still things you want to take on curve
The first half of the list will be rather interchangeable, as the pieces all have their positive traits that make them sought after, but not so much that I dispute someone ranking them in a different order
The official answer for this year: a curated trio of Pokmon TCG booster packs, plus sticker sheets to customize gear, sleeves, sketchbooks, cases, water bottles, or storage boxes
Deathrite Shaman does a lot for little, especially when running multiple copies that can act at the same time, so its easy to see how it can break the game
We can see evidence of this usually through a split line