For most players, build Wilhelt, the Rotcleaver it does everything the tribe wants (tokens, sacrifice, draw), the precon is widely available, and its the most forgiving to pilot
She gains all the knowledge of a Time Lord (and, as well learn later, gets her DNA rewritten some, too.) This is actually a gigantic problem as she cant actually contain all that knowledge, but for a brief while shes superpowered and saves the day
Because you can choose any mode multiple times, Mystic Confluence allows plenty of freedom with your choices
This is also a welcome reprint for Commander, where the cards amazing defensive power was generating a price spike despite its relatively recent printing