Chickens of Roshar

Enchant player.
Enchanted player chooses one creature type. All creatures they control that are not of that type
lose all creature types and become bird creatures instead.
"Chickens for eating are stupid—this one is
smart, almost as smart as a man! It can speak.
Listen. Jeksonofnone! Say your name!"
"Jeksonofnone" — Jeksonofnone