Later in the game, you can pay two black and two red, as well as exile five other cards from your graveyard, in order to bring Kroxa back onto the battlefield and force your opponent to discard again
If you build your deck like your graveyard as a second hand, you'll have access to all sorts of spells throughout the game
If combined with Opposition Agent, you can also use the Talisman in response to an opponents activation, taking control of their search
You may cast it this turn
You could be really unpleasant and run with poison counters, or create a superfriends deck full of planeswalkers.Whatever route you go, you're probably going to want more effects that proliferate, so cards like Ezuri, Stalker of Spheres and Tekuthal, Inquiry Dominus are a perfect fit