The One Ring

Equip (immediately, any phase)
Equipped creature gains +2/+2.
Has to be always eqipped, if possible. If not
equipped, the next creature to enter
the battlefield has to equip it.
If equipped creature is destroyed, the Player
that destroyed it has to equip it on
a creature he chooses. If he has no creature,
this card remains under the control of the
owner, who has to eqip it (if possible).
Can't be desroyed, moved or unattached.