[+1]: Draw a card. At the beginning of the next end step, untap up to two lands.
[−3]: Put target nonland permanent into its owner's library third from the top.
[−8]: You get an emblem with "Whenever you draw a card, exile target permanent an opponent controls."
You choose the target for the triggered ability of Teferi’s emblem after you’ve seen the card you drew.
You don’t decide which two lands to untap until the next end step.