Gruul Turf
Land
This land enters tapped.
When this land enters, return a land you control to its owner's hand.
: Add 
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John Avon
Ravnica: Clue Edition (CLU)
• #238Rulings
If this land enters the battlefield and you control no other lands, its ability will force you to return it to your hand.
(wotc • 2013-04-15)
Rulings
If this land enters the battlefield and you control no other lands, its ability will force you to return it to your hand.
(wotc • 2013-04-15)