Sorcery
Strive
—
This
spell
costs
more
to
cast
for
each
target
beyond
the
first.
Choose
any
number
of
target
creatures
you
control.
For
each
of
them,
create
a
token
that's
a
copy
of
that
creature,
except
it
has
haste.
Exile
those
tokens
at
the
beginning
of
the
next
end
step.