# Parts of a Stat Block; Hit Dice by Size *Source: Monster Manual (2024) p. 6. Available in the <span title='Systems Reference Document (5.2)'>SRD</span> and the Free Rules (2024)* **Hit Dice by Size** | Monster Size | Hit Die | Average HP per Die | |--------------|---------|--------------------| | Tiny | `d4` | 2½ | | Small | `d6` | 3½ | | Medium | `d8` | 4½ | | Large | `d10` | 5½ | | Huge | `d12` | 6½ | | Gargantuan | `d20` | 10½ | ^hit-dice-by-size