Mahito, soul's end

Fear, double strike.
{4}{t} gain control of a creature a opponent
control's except it is a 4/4 horror in addition
to its other types, put a
soul counter on mahito, soul's end.
Domain expansion only when you have three or more soul counters on mahito soul's end
( when mahito attacks gain control of all creatures with converted
mana cost {5}or less until the end
of your next turn.)