Elsa also exerts up to 2 characters when entering play, and they dont ready at the start of their owners next turn
Also note that you can create a Spirit token when you have no experience counters, creating a 0/0 token thatll die when state-based actions are checked
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
For example, as long as a Pokmon is Poisoned, it cannot be Poisoned by another move or ability again
The remaining cards are prime examples of commanders that will put you in the crosshairs
I'm really into the competitive side of the card game, but don't know any history of it