Ivan, King of Wolfs

When Ivan, King of Wolfs enters the battlefield,
token creatures you control get +X+X, where X is
the number of creatures you control.
Whenever Ivan, King of Wolfs attacks, other creatures you control get +X+X, where X is the highest power among creatures you
control.
"They call us weak. They clearly do not understand
what weak means." -Ivan, King of Wolfs