Millennium Scale

Ward {4}, Millennium Item(If your commander is a Planeswalker you may have this card be in your
opening hand.)
At the beginning of your up-keep, each player gains
3 life or loses 3 life.
At the beginning of your end step, each player
draws a card, discards a card, puts a Loyalty
counter on a Planeswalker they control, or removes
a Loyalty counter from a Planeswalker they control.