A buddy of mine played it against our pod late in a game that had reached a precarious balance, and the tables reaction was some variation of It does WHAT?!
As such it is only when you need specific things for your deck to function, either you are light on answers or are revolving around some sort of engine or synergy that you become happier paying two mana in your turn to get a card you want
Instant Color tag templates(None) Sudden Salvation Choose up to three target permanent cards in graveyards that were put there from the battlefield this turn
Images via WotC, Magic: The Gathering
Decklist The decklist contains one planeswalker, 30 creatures, nine sorceries, 12 instants, ten artifacts, three enchantments, and 34 lands
However, it has done it here, with a white/black/green deck led by both the white/black Frodo, Adventurous Hobbit, and the green/white Sam, Loyal Attendant