Sorcery
Convoke
(Your
creatures
can
help
cast
this
spell.
Each
creature
you
tap
while
casting
this
spell
pays
for
or
one
mana
of
that
creature's
color.)
Creatures
you
control
get
+3/+3
until
end
of
turn.
"Let the song of Selesnya be heard above the rhythm of our thundering hordes!"
