Prismatic Geoscope 
Artifact
This artifact enters tapped.
Domain — 
: Add X mana in any combination of colors, where X is the number of basic land types among lands you control.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL