For the purposes of this guide, stick with Gonti, Canny Acquisitor as your commander
Esper Terra makes a token copy of a Saga and puts three Lore counters on it
In Modern, its also found a home in the cascade decks like Living End and Temur Footfalls, as its a graveyard hate you can play without it getting in the way of cascading into your namesake card
Mizzium Mortars
Time Spiral Remastered will be the first remastered set to get a tabletop release, following 2015s Tempest Remastered on Magic Online and Augusts Amonkhet Remastered on MTG Arena
Also regarding interacting with what comes from the Exile, we use several cards that bring support to it - Nalfeshnee and Mizzix, Replica Rider to copy our spells, The Lost and the Damned to create more tokens, Passionate Archaeologist and Keeper of Secrets to deal damage to our opponents directly, and, to indeed make these spells happen from the Exile, we have Etali, Primal Storm and Plargg and Nassari