They were a nice way to make Jumpstart packs worth opening in the long run, especially for collectors
Korvold, Fae-Cursed King Korvold, Fae-Cursed King costs three colors of mana and its more expensive than Mayhem Devil overall, but the benefit it provides is huge
The fact that The Gaffer triggers on every end step means that in a four-player game, you can draw upwards of four extra cards in a given turn cycle
Jumpstart isnt interested in being competitive
Cloud draws you a card for each creature that is equipped, so you want to spread your Equipment around to all your creatures
Finally, the Black sheep, Timetwister, this one doesnt quite have the same power level as the other