The legends here are less generically powerful than the C16 partners
You can just play it anyway
I havent installed any yet, but before I do, I want to do it the right wayclean, beginner-safe, and aesthetic-first
You can use that to produce more tokens with Song of Totentanz and Stolen by the Fae (which are further enhanced by cards like Balmor, Battlemage Captain pumping them) or just do the Fireball thing with reds thousand deals X damage cards
Once we do cast Eligeth we start scrying with cards like Mystic Speculation, Preordain, and Serum Visions, filling up our hands
If you're playing against a person that you know is playing Chaos Orb (which would be an incredibly rare sight given that the card is not only rare and expensive, but is also illegal in every format except for non-sanctioned games), then you could possibly take advantage of these quirks