Well of Life 
Artifact
At the beginning of your end step, if you control no untapped lands, you gain 2 life.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Artifact
At the beginning of your end step, if you control no untapped lands, you gain 2 life.