Plargg, Dean of Chaos // Augusta, Dean of Order (Extended Art) [Strixhaven: School of Mages] Zendikar Rising Promos Enchanted player can't activate abilities

Enchanted player can't activate abilities that aren't mana abilities or loyalty abilities

Set: International Collectors' Edition Type: Instant Rarity: Common Cost: {1}{R} Destroy target artifact

Set: Dissension Type: Instant Rarity: Common Cost: {1}{R} Target multicolored creature gains double strike until end of turn

−4: Each Dragon creature you control deals damage equal to its power to target player or planeswalker

where things could really get dicey

Plargg, Dean of Chaos // Augusta, Dean of Order (Extended Art) [Strixhaven: School of Mages] Zendikar Rising Promos Enchanted player can't activate abilitiesSet: Strixhaven: School of Mages Type: Legendary Creature Orc Shaman Rarity: Rare Cost: {1}{R} {T}, Discard a card: Draw a card. {4}{R}, {T}: Reveal cards from the top of your library until you reveal a nonlegendary, nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order. Reverse Type: Legendary Creature Human Cleric Other