Mystogan, Master of Illusions

At the beginning of each upkeep, roll a die
-if you rolled a 1, lose 4 life
-rolled a 2, Detain target creature an opponent controls.
-rolled a 3, create a token that is a copy of target creature in graveyard and place it on the battlefield under your control, it has haste and Vigilance, exile that token at the beginning of your next upkeep.
-rolled a 4 remove creature from the game with 4 time counters, return that creature once all time counters have been removed