A creature with a "partner with" ability can't partner with any creature other than its designated partner
Battle Carnival Spring 2013: 1 PokCard Point prize Pokmon Battle Carnivals were a seasonal series of large-scale Pokmon events organized by The Pokmon Company in Japan
When it resolves, you'll reveal three more cards from the top of your planar deck, their chaos abilities will trigger, and you'll put them on the stack in any order on top of any remaining chaos abilities from the first Pools of Becoming's effect
Second, watch how the later sets pull attention
Mono-Red Aggro, UW Control, Jeskai Fires, and Temur Reclamation are all cool in their own way, and each has a consistent game plan
You can even counter your own spell in a pinch, effectively giving you another trigger for casting from exile