The token gains haste
Its got the most powerful forms of mana acceleration, it doesnt lack ways to generate card advantage, and Primeval Titan may actually be the best spell in the format
If you play the card as a land first, the sorcery can not then be activated
Saffgor: This transforms easily, is an incredible aristocrats payoff, and goes bonkers with cards like Strionic Resonator
Check out Snapcaster Mage , Lier, Disciple of the Drowned , Katilda and Lier , Dralnu, Lich Lord , The Fugitive Doctor , and Return to the Past can all grant instants and sorceries in your graveyard flashback.
Interrupter also incidentally interferes with other cast-from-exile effects, which completely hoses certain strategies