The Enigma Jewel / Locus of Enlightenment The Enigma Jewel is an activated ability build-around for only 1 mana, and its very easy to put into your decks and play
Not surprisingly, the card hasn't been reprinted since 1993 (the very first set of Magic's existence), although there was a Mystery Booster card printed in 2019 called Problematic Volcano which effectively serves as an homage to this card, and according to Ethan Fleischer, a mechanic that worked in a similar vein was experimented with for Theros: Beyond Death in 2020
For you can get a 8/8
Besides the obvious free creature sac outlets like Viscera Seer, Tarrian's Soulcleaver also benefits from those Treasure, Clue, and Food tokens you can make and sacrifice at a moments notice
REX HIGHLIGHTS Most Jurassic World stories feature a disastrous attempt to open a dinosaur theme park with genetically engineered and cloned dinosaurs
Honorable Mention #3 Perplexing Chimera I know that a lot of people have not been looking at our good Chimera here as a potent dork, but it really can be