Being able to fetch any forest from your deck for 1 mana is awesome, and if you decide to cast the card it's a 5/7 reach that can give you some life
Some suggestions to look into, based on that friends deck, include: Yasharn, Implacable Earth, to take down aristocrats strategies Liesa, Shroud of Dusk, to counter spell slingers Thalia, Guardian of Thraben, to shut down non-creature strategies Kunoros, Hound of Athreos, to render all graveyards moot 8
Jolteon takes 20 additional damage from Fighting-type attacks
After years and years of drafting Magic: the Gathering, Ive got boxes and boxes of cards sitting in the closet
The Mirror Play or Draw: -2 Venerated Loxodon, -2 Emmara, Soul of the Accord, -1 Saproling Migration, -1 Legions Landing, -1 Shanna, Sisays Legacy, -1 Shalai, Voice of Plenty
If you want to learn more about the anatomy of Magic cards, this is a great source from Wizards itself.