Außerweltliche Linse (Extraplanar Lens) (de)
Artifact
(CMC 3)
Imprint -- When Extraplanar Lens enters the battlefield, you may exile target land you control.
Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.
- [CMM] Commander Masters #381 (M)