The One Ring

{t}{1}Equip The One Ring to target creature.
At any time of your turn, choose one or more:
Equipped creature attacks target player.
Equipped creature gets +8/+8 until end of turn
Equipped creature gets a curse counter
When Equipped creature has a number of curse counters equal to its toughness, you gain control
of it, it is a ring wraith in addition to its other
types. Put three +1/+1 counters on it.