Sparkrune of the Weave

(Start the game with this card in your command zone)
{1}: Get an {e}
{t}, {e}: Pay any amount of {e}, for every 2{e} payed
this way add 1 mana of any color
A Sparkrune is a Planeswalker's key to the mysteries
of the multiverse, but the mysteries they find are up to
how they use it