The portal of the Gods

{x}{x}{5}{t}: Search your library for X cards with converted mana cost X or less and put them in your hand.
{w}{u}{b}{r}{g}{t}, Sacrifice The portal of the Gods:
Search your library for any number of planeswalkers and put them on the battlefield.
Glaedr's last creation was a machine that would
permit him and his children, Ugin, Bolas and the rest, to travel safely through the multiverse. An eternity later,
its destruction would spark the first Planeswalkers.