# Building Your Own Traps; Building a Trap *Source: Dungeon Master's Guide (2024) p. 103* **Building a Trap** | | | | | | | | |----|----|----|----|----|----|----| | 1–4 | `+4` | 10–12 | 5 (`d10`) | `+8` | 13–15 | 11 (`2d10`) | | 5–10 | `+4` | 12–14 | 11 (`2d10`) | `+8` | 15–17 | 22 (`4d10`) | | 11–16 | `+4` | 14–16 | 22 (`4d10`) | `+8` | 17–19 | 55 (`10d10`) | | 17–20 | `+4` | 16–18 | 55 (`10d10`) | `+8` | 19–21 | 99 (`18d10`) | ^building-a-trap