If you're playing a dedicated artifact deck, being able to make extra bodies is great, and if you're playing a dedicated Dinosaur deck, you can get a ton of Treasure tokens to ramp into your high-mana Dinosaurs
Ancient Elder Dragon from beyond time beats the assembled Avengers and then taunts and betrays his own allies in time for them to turn on him, the sort of cartoon plot that He-Man didn't blush at running every week in the '80s, like whatever
While yes, it's not the most efficient way to draw cards, it's way less expensive and much more unique than just slamming in a Toski, Bearer of SecretsToski, Bearer of Secrets and calling it a day, although if you had the money to do just that, I wouldn't blame you
Huntmaster of the Fells: Huntmaster of the Fells is a two-for-one on its face (2/2 body plus extra 2/2 body)
Frenetic Efreet (MIR) Our Frenetic Efreet is an essential cog in our chaotic machine