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| DC | Example Wall or Surface |
| 0 | A slope too steep to walk up. A knotted rope with a wall to brace against. |
| 5 | A rope with a wall to brace against, or a knotted rope, or a rope affected by the rope trick spell. |
| 10 | A surface with ledges to hold on to and stand on, such as a very rough wall or a ship's rigging. |
| 15 | Any surface with adequate handholds and footholds (natural or artificial), such as a very rough natural rock surface or a tree. An unknotted rope. |
| 20 | An uneven surface with some narrow handholds and footholds, such as a typical wall in a dungeon or ruins. |
| 25 | A rough surface, such as a natural rock wall or a brick wall. |
| 25 | Overhang or ceiling with handholds but no footholds. |
| - | A perfectly smooth, flat, vertical surface cannot be climbed. |
| -10* | Climbing a chimney (artificial or natural) or other location where one can brace against two opposite walls (reduces DC by 10). |
| -5* | Climbing a corner where the character can brace against perpendicular walls (reduces DC by 5). |
| +5* | Surface is slippery (increases DC by 5). |
*These modifiers are cumulative; use any that apply.
| DC | Distraction |
| 10 + damage dealt + spell level | Injury or failed saving throw during the casting of a spell (for spells with a casting time of 1 full round or more) or injury by an attack of opportunity or readied attack made in response to the spell being cast (for spells with a casting time of 1 action). |
| 10 + half of continuous damage + spell level | Suffering automatic continuous damage |
| 10 + damage dealt + spell level | Damaged by spell. |
| Distracting spell's save DC + spell level | Distracted by nondamaging spell. (If the spell allows no save, use the save DC it would have if it did allow a save.) |
| 20 + spell level | Grappling or pinned. (Can only cast spells without somatic components and whose material component is in hand.) |
| 10 + spell level | Vigorous motion (on a moving mount, bouncy wagon ride, small boat in rough water, belowdecks in a storm-tossed ship). |
| 15 + spell level | Violent motion (galloping horse, very rough wagon ride, small boat in rapids, on deck of storm-tossed ship). |
| 20 + spell level | Affected by earthquake spell. |
| 5 + spell level | Weather is a high wind carrying blinding rain or sleet. |
| 10 + spell level | Weather is wind-driven hail, dust, or debris. |
| Distracting spell's save DC + spell level | Weather caused by spell, such as storm of vengeance (same as distracted by nondamaging spell). |
| 15 + spell level | Casting defensively (so as not to provoke attacks of opportunity). |
| 15 | Caster entangled. |
Special: A character with the Combat Casting feat gets a +4 bonus to Concentration checks made to cast a spell while on the defensive.