If you would lose unspent mana, that mana becomes colorless instead.
Kruphix once dreamed that he traveled beyond the edge of the world to an unfamiliar land. Curious, he picked up a rock, and awoke to find it had followed him from the dream into reality.
![Horizon Stone (Extended Art) [Commander Legends]](http://tothetablebgc.myshopify.com/cdn/shop/files/eba7f1a7-5e3a-4567-8f4e-176f6322f4a8_99be9465-0c18-4060-92a1-7c4b0feffe6e.png?v=1776396115&width=1445)
