The Robber

{3}: Any player may activate this ability once
on each of their turns. Roll two six-sided dice. If
the result is 7, each player with more than 8 cards
in hand discards half their hand, rounded down.
Then this card gains enchant target player.
When this card enters the battlefield under your
control discard a card. The player who targeted
you may exile a card from your hand and cast it
as long as it remains exiled.