Some cards have names that use the term curse a bit differently, like Curse Artifact, which targets an artifact instead of a player
Yusri, Fortunes Flame I really, really like the design of this Modern Horizons 2 legend
Endless Ranks of the Dead supplies you with oodles of zombies
In much the same way that I embraced the strange and unusual when constructing my Shattergang Brothers Eldrazi deck, Yennett gave the super gimmick weird decks a general to champion, all wrapped up in a fun sphinx
For example, let's say you want to make a card that looks at the top N ("N" is R&D lingo for a number to be picked later) cards of your library for a certain card type and put it into your hand
Some of them can provide more than 1 energy, but some of them can also provide the stated advantages to the attached Pokmon