Force of Will + Force of Negation Force of Will has been a mainstay and near-mandatory addition to Eternal formats where unfair Magic lurks around every corner
Of course, I break my own system too
Magic also contains a great amount of strategy and vocabulary that children may not be exposed to on a regular basis
Special mention, I guess, goes to Army of Allah and especially Jihad, neither of which would see anywhere close to being printed nowadays for obvious reasons
The Borderless, Textured Foil variant provides the most worth for collectors, and with flip-walkers coming along so rarely in Magic, Tamiyo and her fellows are well worth holding onto
In gameplay terms, she costs 3 Ink to play, has 2 Strength, 3 Willpower and 1 point of Lore