Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand.
It *wants* to remain a mystery, banishing the curious in favor of less inquisitive company.
![Cloudstone Curio (Retro Frame) [Ravnica Remastered]](http://www.cosmicgames.com/cdn/shop/files/68ec2605-04e3-4a38-ae9c-258d87a587c6.png?v=1775634556&width=1445)
