It serves both as a discard outlet and a potent reanimation target once your graveyard hits 14 cards
That card is, rightly, banned in Legacy and used to be banned in Extended too

Farewell 6.9%inclusion 0%synergy 2 decks 29 decks Creatures Biomancer's Familiar 14%inclusion 11%synergy 4 decks 29 decks Birds of Paradise 14%inclusion -11%synergy 4 decks 29 decks Zirda, the Dawnwaker 14%inclusion 12%synergy 4 decks 29 decks Wintermoor Commander 10%inclusion 10%synergy 3 decks 29 decks Boromir, Warden of the Tower 10%inclusion 9%synergy 3 decks 29 decks Aryel, Knight of Windgrace 10%inclusion 10%synergy 3 decks 29 decks Lotho, Corrupt Shirriff 10%inclusion 5%synergy 3 decks 29 decks Faeburrow Elder 10%inclusion -10%synergy 3 decks 29 decks Darien, King of Kjeldor 10%inclusion 10%synergy 3 decks 29 decks Ox Drover 10%inclusion 10%synergy 3 decks 29 decks Weathered Wayfarer 10%inclusion 10%synergy 3 decks 29 decks Syr Gwyn, Hero of Ashvale 10%inclusion 10%synergy 3 decks 29 decks Knight of the White Orchid 10%inclusion 10%synergy 3 decks 29 decks Soul Warden 10%inclusion 10%synergy 3 decks 29 decks Walking Atlas 10%inclusion 10%synergy 3 decks 29 decks owyn, Shieldmaiden 10%inclusion 10%synergy 3 decks 29 decks Essence Warden 10%inclusion 10%synergy 3 decks 29 decks Lucy MacLean, Positively Armed 10%inclusion 9%synergy 2 decks 21 decks Emeritus of Truce 9.1%inclusion 9%synergy 1 decks 11 decks Joined Researchers 9.1%inclusion 9%synergy 1 decks 11 decks Beatrix, Loyal General 8.0%inclusion 8%synergy 2 decks 25 decks The Wandering Minstrel 8.0%inclusion 7%synergy 2 decks 25 decks Gladiolus Amicitia 8.0%inclusion 6%synergy 2 decks 25 decks Prompto Argentum 8.0%inclusion 8%synergy 2 decks 25 decks Weapons Vendor 8.0%inclusion 8%synergy 2 decks 25 decks Ignis Scientia 8.0%inclusion 7%synergy 2 decks 25 decks Dion, Bahamut's Dominant 8.0%inclusion 7%synergy 2 decks 25 decks Barret Wallace 8.0%inclusion 8%synergy 2 decks 25 decks Hildibrand Manderville 8.0%inclusion 8%synergy 2 decks 25 decks Cloud, Ex-SOLDIER 7.4%inclusion 7%synergy 2 decks 27 decks Enduring Vitality 7.1%inclusion 2%synergy 2 decks 28 decks Resplendent Angel 6.9%inclusion 7%synergy 2 decks 29 decks Sam, Loyal Attendant 6.9%inclusion 7%synergy 2 decks 29 decks Troll of Khazad-dm 6.9%inclusion 7%synergy 2 decks 29 decks Hunted Troll 6.9%inclusion 7%synergy 2 decks 29 decks Elvish Aberration 6.9%inclusion 7%synergy 2 decks 29 decks Octomancer 6.9%inclusion 7%synergy 2 decks 29 decks Valkyrie Harbinger 6.9%inclusion 7%synergy 2 decks 29 decks Oliphaunt 6.9%inclusion 7%synergy 2 decks 29 decks Westfold Rider 6.9%inclusion 7%synergy 2 decks 29 decks Harsh Mentor 6.9%inclusion 7%synergy 2 decks 29 decks Denethor, Ruling Steward 6.9%inclusion 7%synergy 2 decks 29 decks Angel of the Ruins 6.9%inclusion 7%synergy 2 decks 29 decks Thalia, Heretic Cathar 6.9%inclusion 6%synergy 2 decks 29 decks Lossarnach Captain 6.9%inclusion 7%synergy 2 decks 29 decks Rem Karolus, Stalwart Slayer 6.9%inclusion 7%synergy 2 decks 29 decks Bloom Tender 6.9%inclusion -12%synergy 2 decks 29 decks Anim Pakal, Thousandth Moon 6.9%inclusion 6%synergy 2 decks 29 decks Eternal Dragon 6.9%inclusion 7%synergy 2 decks 29 decks Soul's Attendant 6.9%inclusion 7%synergy 2 decks 29 decks Instants Heroic Intervention 14%inclusion -9%synergy 4 decks 29 decks Fight On

Overall, e-series has phenomenal artwork and I really like almost all of the cards
Impulse (Draw) 19
Have at least one new tribe that hasn't been strongly supported before and will catch people's attention