World Enchantment
At
the
beginning
of
each
player's
upkeep,
that
player
exiles
a
card
at
random
from
their
hand.
The
player
may
play
that
card
this
turn.
At
the
beginning
of
the
next
end
step,
if
the
player
hasn't
played
the
card,
they
put
it
into
their
graveyard.