Its arguably even better than you taking an extra turn, because once you are in the drivers seat during your opponents turn, you can force them to make all kinds of terrible decisions
Ancestral Vision Ancestral Vision is an incredibly potent mimic of Ancestral Recall that offers the same trade of cards for mana with the drawback of waiting a few turns
At the time mill decks tended to be mono-blue or white-blue and were all about controlling the environment, using milling as a win condition once control was established
I say almost, because after a recent unbanning, we need to talk about Worldfire
He fought against the rebels and exiles until the dragonlords finally fell
With a few stipulations, you get complete control on what spells they cast, what lands to tap, what creatures they attack with, and when any of these actions are taken