Whether Farseek should see play depends on the specific needs and strategy of the deck, but it can be a valuable inclusion in decks that require specific land types early on
Second, it will always give your opponent a free nonland card
This means you can copy the first instant spell, the first sorcery spell, and the first Otter spell you cast each turn , letting you copy up to three spells
For our purposes, it's close to a perfect land: It enters the battlefield untapped, giving us a turn-one Siren Stormtamer or Deadeye Tracker while helping us cast a two-drop of the opposite color on the next turn, like Kitesail Freebooter or Kari Zev, Skyship Raider
That's a solid boost and a great way to funnel a lot of Energy in one hit in the correct situation
Persistent, aint it