Spiral into Solitude

Enchantment — Aura

Enchant creature Enchanted creature can't attack or block. , Blight 1, Sacrifice this Aura: Exile enchanted creature. (To blight 1, put a -1/-1 counter on a creature you control.)

Paranoia can drive kithkin to isolate themselves. Then their neighbors begin to whisper, and their fears become true.