MLP

The pillars: Sorcery, strength, healing, bravery, hope, and beauty

Main world: Loyalty, kindness, magic, laughter, generosity, and honesty (The young 6).

Years later: Empathy, kindness, hope, courage, trust, and creativity.

Elements of insanity: sorceress, creepypasta, arsenal, hysteria, kleptocracy, and addiction.

Mirror world: Temperance, wisdom, good cheer, humility, love, and altruism. And/or fairness (The malcontent mavericks aka the mane 6.)