Most decks run both if theyre aiming for that win condition, but Exsanguinate is positioned much better in the current metagame, where gaining life can often grant you another whole turn that you wouldnt have otherwise had access to
This card is the other non-Blue Wizard here, and it has so much versatility
Sit back and watch them scramble beneath Hungering Hydra, Heroes' Bane, and Whiptongue Hydra
There's nothing wrong with playing staples and aiming for a higher power level, but there's also nothing wrong with getting cute with your synergy and having what might be a lower powered deck
That prize goes to Circle of Protection: Artifacts
Where Elesh Norn sees less play outside of dedicated EtB builds, Gandalf will likely see more play outside of them due to the Flash clause