Lily's Toybox

If Lily's Toybox is untapped during your upkeep phase, gain X life. X equal to the amount of artifacts you control.

{t}{3}: Copy target artifact that you currently don't control or don't have a copy of and place it on the battlefield.
{t}{3}: Search your library for an artifact. Shuffle then put it on top of your library.
{t}{4}: {ut} All artifacts you control.