Millennium Puzzle

All your Creatures gain +1/+0.
{7}:You cannot be affected by other Millennium
Items until end of Turn.
{t}:Banish a Creature you control, Summon a
Creature from your Graveyard or Deck with the
same converted mana cost or less.
{t}:Banish a Card from your hand, then banish a
Card from an Enemy Hand.