Roll D8 Online
Roll an eight-sided die with realistic 3D physics. The D8 is a staple of tabletop RPGs — used for longsword damage, several healing spells, and many class features in Dungeons & Dragons.
What is a D8?
A D8 (eight-sided die) is an octahedron — a solid with eight triangular faces, each numbered 1 through 8. It rolls smoothly and is one of the core polyhedral dice in the standard RPG set. In D&D, it represents medium-to-high damage and healing amounts.
D8 in Dungeons & Dragons
The D8 is one of the most versatile dice in D&D 5e. Longswords, rapiers, and battle axes deal 1d8 damage. The Cure Wounds spell heals 1d8 + modifier per spell level. Many classes (Cleric, Druid, Rogue, Monk) use a D8 as their Hit Die for calculating HP.
Frequently Asked Questions
What weapons use a D8 in D&D?
Longswords, rapiers, war picks, morning stars, flails, and battle axes all deal 1d8 damage. Many versatile weapons deal 1d8 when wielded one-handed.
What is the average roll on a D8?
The average roll on a D8 is 4.5. This is calculated as (1+2+3+4+5+6+7+8) / 8 = 4.5. When planning damage or healing, you can use 4 or 5 as a reasonable estimate.