Checklist Unown - HeartGold & SoulSilver

Unown - Pokémon Wiki - Neoseeker

Unown Pokédex: stats, moves, evolution & locations

Pokémon Heart Gold & Soul Silver - Ruins of Alph

Unown Alphabet Pokémon Amino

Unown

Stream Pokégear Radio: Unown - Pokémon: Heart Gold & Soul Silver by Dr. VGM

Pokemon Soul Silver Walkthrough Bonus #04: Ruins of Alph, Re-visited

Pokémaniacal — The Top Ten Worst Pokémon Ever #1: Unown

Pokemon SoulSilver #07 - Resolvendo mistérios de Unown

I wonder if Legends will explain the connections between Unown and Arceus. Or just explain Unown in general a bit more, cause those things seem to be able to friggin alter reality.