Its fast movements and agility prevent its opponent from following and consequently taking blows
However, there are better options available such as Path to Exile or Swords to Plowshares, which provide more efficient removal at the same mana cost
The answer, it turned out, was the revival of Mega Evolution, loosely tied into the events of Pokmon Z-A , but mostly just doing its own nostalgic thing
Card draw is one of the most tempting ways to gain advantage in Commander, especially when it comes along as a bonus for doing what you were already planning to do, and at no extra mana
Soul Union was first released in the set No set, illustrated by Konami
While its plus ability isnt strictly a draw effect, forcing you to draw and then discard whenever creatures you control deal combat damage is still a useful effect