Gathering of the Five

This card stays on the battlefield unless it is sacrificed
Pay one mana to place another loyalty counter on your Planeswalkers this turn. The next time you do this pay two mana, then three and so on.
{2}{w}{u}{b}{r}{g}: All Planeswalkers you control can activate any ability without losing any loyalty counters this turn. As an additional cost, Sacrifice this card.