These are cards that make your opponent say wow! during a game, which is a large part of why lots of folks are willing to spend big bucks on them
The variety of life-gain enchantments are also useful not removing the combat step entirely, just softening the blow or making us the least appealing target
While not as known as the "1st Edition" base set cards the knowledge and demand for Gold Stars has spiked higher with influential collectors like Steve Aoki showcasing his collection on YouTube
Slivers gaining encore is a formidable ability that encourages constant attacks to make your opponents life totals plummet
It was first seen in Eldrazi Ramp back when Rise of the Eldrazi was Standard legal, and this kind of effect is extremely powerful in chaining multiple spells together
Anointed Procession in the command zone, able to be made indestructible for as little as one mana, some life and a couple clues or solider tokens, idk