Legendary Creature — Beholder
At
the
beginning
of
your
upkeep,
choose
target
opponent.
Until
end
of
turn,
that
player
can't
cast
spells,
you
may
look
at
the
top
card
of
their
library
any
time,
you
may
play
the
top
card
of
their
library,
and
you
may
spend
mana
as
though
it
were
mana
of
any
color
to
cast
spells
this
way.
5 / 6
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