Caverns of Despair 
World Enchantment
No more than two creatures can attack each combat. No more than two creatures can block each combat.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
World Enchantment
No more than two creatures can attack each combat. No more than two creatures can block each combat.