The Gitrog Monster is quick, resilient, and has really high card quality
Also, Amonkhet Standard will be more hostile towards planeswalkers than the previous format was, with faster decks and natural predators such as Glorybringer
There are a ton of ways to double up your tokens and use those tokens for big X spells like Grand Crescendo which can then be tapped immediately for your next big spell and so on
owyn, Lady of Rohan owyn, Lady of Rohans cost reduction on equipment can be helpful, but I personally think there are just better options out there for an equipment commander
Product Overview Murders at Karlov Manor (MKM) contains 81 commons, 100 uncommons, 60 rares, 10 rare dual lands, and 20 mythic rares