| Feature Type | CR Modifiers for Loci Spirits |
| Ceremony requires more than 1 skill check | +1 for each additional skill check |
| Permanent effects | +1 for each additional permanent effect beyond the first |
| Singular | -1 |
| Coterie | 0 |
| Boon | +1 |
| Hard to heal1 | -1 |
| Susceptible to corruption2 | -1 |
1 Loci spirits that are hard to heal gain only half the normal amount of hit points from effects that restore hit points.