Seeing as players begin with 40 life in Commander, winning the game with this Cat Beast is fairly trivial in a dedicated lifegain shell, though having some redundancy via Test of Endurance, or (for the devoted) Celestial Convergence might be a good idea, too
Take a strategy like Jeskai Oculus in Standard, for example
Its possible, for instance, that their current overabundance is just due to the development cycle
Interaction A few counterspells help keep people honest when you have blue mana up to potentially stop their game-winning combo, or a pesky battlefield sweeper that will otherwise send your glorious Dragons to the graveyard
The set isn't even officially released yet
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