Its +1 ability gives you card advantage and lets you untap any two lands, letting you reuse lands that tap for more than one mana
What's the Buy-a-Box Promo
Speaking of the Oltec, these living ancestors of the Sun Empire will appear on 16 cards that might show up with a special borderless treatment inspired by modern-day Mesoamerican art - tapestry making, textiles, painting and more
You can constantly remove the second counter from The Eldest Reborn to force your opponents to discard a card on every one of your turns, turn Binding the Old Gods into a repeatable Maelstrom Pulse each turn, or get a steady stream of card draw or +1/+1 counters from The First Iroan Games
Dack's Duplicate Dack's Duplicate is one of the best Clones ever printed
You might be able to do something using plot to set up spells, then sacrificing this card to unload, but the more likely use case is slotting it into the sideboard for times when it'll be really impactful