At base, youre getting to boost +3/+0 twice, every time any player attacks
However, this has been a relatively difficult way to win the game
Some cards have bonuses if you have a "full party." That means all roles are filledyou control a Cleric, a Rogue, a Warrior, and a Wizard
Realmwalker This amazing new creature is not only a Shapeshifter that can take on any other type of creatures, which is essential for any tribal deck in standard, but also a Changeling, which makes it possible to chain several copies of Realmwalker in the same turn, if they happen to be on top of your library
Magic: The Gathering can be an intensely competitive game that attracts chess-player minds to sling spells against one another in international tournaments
Repeated instances of paying the mutate cost will get expensive (especially with the double blue requirement), but fortunately youre in a color that has some bounce capability