Ornate Progen Horns are rare materials in Xenoblade Chronicles X. They can be dropped by Progen. Two are needed for the basic mission From Idea to Inventory.
Sources
| Enemy | Level | Area |
|---|---|---|
| Celestin, the Spring Storm | 50 | Primordia |
| Hallowed Progen | 21 – 30 | Noctilum |
| Lightning Progen | 31 – 40 | Noctilum |
| Sacred Progen | 41 – 50 | Noctilum |
| Sanctuary Progen | 51 – 60 | Noctilum |
| Wise Progen | 21 – 30 | Oblivia |
| Ancient Progen | 31 – 40 | Oblivia |
| Ernest, the Contemplative | 36 | Oblivia |
| White Progen | 11 – 20 | Sylvalum |
| Blaudolch, the Chalcedony | 20 | Sylvalum |
| Mountain Progen | 41 – 50 | Sylvalum |