Your search for "Nettle Sentinel 71" revealed the following:
Nettle Sentinel (EVE) from Eventide, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Kev Walker Card Text:Nettle Sentinel doesn't untap during its controller's untap step.Whenever you play a green spell, you may untap Nettle Sentinel.
Nettle Sentinel (Foil) (EVE) from Eventide, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Kev Walker Card Text:Nettle Sentinel doesn't untap during its controller's untap step.Whenever you play a green spell, you may untap Nettle Sentinel.
Nettle Sentinel - A25 Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Kev Walker Card Text:Nettle Sentinel doesn't untap during your untap step.Whenever you cast a green spell, you may untap Nettle Sentinel....