Great Oak Guardian [The Lord of the Rings: Tales of Middle-Earth Commander] World Championship Decks 2004 Goblin Mutant can't attack if

Goblin Mutant can't attack if defending player controls an untapped creature with power 3 or greater

Set: Strixhaven: School of Mages Type: Instant Rarity: Uncommon Cost: {1}{U} Counter target instant or sorcery spell

you may manifest the top card of your library

His words guide them along it

Great Oak Guardian [The Lord of the Rings: Tales of Middle-Earth Commander] World Championship Decks 2004 Goblin Mutant can't attack ifSet: The Lord of the Rings: Tales of Middle Earth Commander Type: Creature Treefolk Rarity: Uncommon Cost: {5}{G} Flash Reach When Great Oak Guardian enters the battlefield, creatures target player controls get +2 +2 until end of turn. Untap them. Ent the earthborn, old as mountains.