You may choose not to untap Ice Floe during your untap step. T Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step as long as Ice Floe remains tapped.
Color: Land
Rarity: U
Card Type: Land
Artist: John Avon
Name: Ice Floe
Finish: Regular
Card Number: 420
Set Name: Fifth Edition
You may choose not to untap Ice Floe during your untap step. T Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step as long as Ice Floe remains tapped.