mtg satoru umezawa commander deck This ability triggers only once each turn. Magic The Gathering: Satoru Umezawa

It is like quadrupling your mana production compared to your opponents

Kudo, King Among Bears is the ultimate "hate bear." It's a two-mana 2/2 like your classic hate bears, and it also turns all other creatures into 2/2 bears as well

There is exactly one Aura you want to recur with Storm Herald: Eldrazi Conscription

Butcher of the Horde My original Top 10 for this article did not have Butcher of the Horde this high on the list, but as Ive seen him in play, he has constantly exceeded my expectations

Another interesting commander that gains bonuses from casting spells is Veyran, Voice of Duality

Foretell allows you to pay two mana upfront to exile a spell from your hand, then pay an additional (usually reduced) cost to cast it from exile later