As for individually powerful lands, cards like Otawara, Soaring City, Field of the Dead, and Strip Mine are just a few examples of lands worth tutoring for
Slippery Boggle Lorescale Coatle Master Biomancer Fathom Mage Urban Evolution Kiora's Follower Primespeaker Zegana Prophet of Kruphix Simic Charm The Coatle is looking rather outclassed by Chasm Skulker these days and is likely already enjoying an unknown early retirement
You can also occasionally receive Shop Tickets as thanks from your opponents
If you've read the previous two Level One articles on the topic, and are starting to get the hang of it, this ought to give you a head start on your way to becoming proficient at Booster Draft
Jeskai almost has more viable A cube cards than Boros at present
The great thing about Ugin is that if you removed any ability from this card it would still be an insane card