Final Fortune + Last Chance + Warriors Oath Two mana for an extra turn is an insane rate
Next up are two spoilers posted in today's Magic Story on the Wizards of the Coast homepage
Hydra Omnivore , Multani, Yavimaya's Avatar , Worldspine Wurm , and Ashaya, Soul of the Wild are big monsters that can be played the hard way but are much better to cast using Zimone and an extra land drop courtesy of some of the supporting spells , like Rampant Growth , Cultivate , or Explosive Vegetation
Pick up Teferi, Time Raveler at TCGPlayer #4: Helm of the Host The second Equipment Artifact to appear here is costlier in mana than Sword of Fire and Ice, but its abilities are just as impactful
See rule 116, Special Actions. 702.143c: If an effect refers to foretelling a card, it means performing the special action associated with a foretell ability
it's simply a big beater that has a good chance of being a 2-for-1 in your favor