A globe of cold energy erupts in a 60-foot-radius Sphere. Each creature in the area makes a CON save, taking 10d6 Cold damage on a failure or half on a success. Water in the area freezes solid for 1 minute. You can delay the explosion by holding the globe (up to 1 minute); if you throw it (range 40 ft), it explodes on impact, or you can hold it and let it detonate at the end of 1 minute. Higher Slot: +1d6 per slot above 6.

Material: a small crystal sphere