Storm Giant
Huge giant · CR 13 · 10,000 XP
16 AC · 230 HP
Roll the Storm Giant
Press a roll button. The dice land here.
Stat block
- Type
- Huge giant, chaotic good
- Armor Class
- 16
- Hit Points
- 230 (20d12 + 100)
- Speed
- 50 ft., fly 25 ft., hover true, swim 50 ft.
- Challenge
- 13 (10,000 XP), proficiency +5
- Resistances
- cold
- Immunities
- lightning, thunder
- Senses
- darkvision 120 ft., truesight 30 ft., passive perception 20
- Languages
- Common, Giant
| STR | DEX | CON | INT | WIS | CHA |
|---|---|---|---|---|---|
| 29 | 14 | 20 | 16 | 20 | 18 |
Storm Giant odds against your Armor Class
Chance to hit, then average damage per attack once misses and critical hits are counted.
| Attack | AC 12 | AC 14 | AC 15 | AC 16 | AC 18 | AC 20 |
|---|---|---|---|---|---|---|
| Storm Sword (+14) | 95% 36.1 dmg | 95% 36.1 dmg | 95% 36.1 dmg | 95% 36.1 dmg | 85% 32.4 dmg | 75% 28.7 dmg |
| Thunderbolt (+14) | 95% 21.5 dmg | 95% 21.5 dmg | 95% 21.5 dmg | 95% 21.5 dmg | 85% 19.3 dmg | 75% 17.2 dmg |
Storm Giant hit points
The stat block uses the average, 230. Rolled, 20d12 + 100 lands anywhere from 120 to 340.
| Hit points | Chance |
|---|---|
| 175 or more | >99% |
| 230 or more | 51% |
| 285 or more | <1% |
| 318 or more | <1% |
Traits
Amphibious. The giant can breathe air and water.
Actions
Multiattack. The giant makes two attacks, using Storm Sword or Thunderbolt in any combination.
Storm Sword. Melee Attack Roll: +14, reach 10 ft. Hit: 23 () Slashing damage plus 13 () Lightning damage.
Thunderbolt. Ranged Attack Roll: +14, range 500 ft. Hit: 22 () Lightning damage, and the target has the Blinded and Deafened conditions until the start of the giant’s next turn.
Lightning Storm. Dexterity Saving Throw: DC 18, each creature in a 10-foot-radius, 40-foot-high Cylinder originating from a point the giant can see within 500 feet. Failure: 55 () Lightning damage. Success: Half damage.
Spellcasting. The giant casts one of the following spells, requiring no Material components and using Wisdom as the spellcasting ability (spell save DC 18):
Other CR 13 monsters
Adult Brass Dragon 
Adult White Dragon 
Nalfeshnee 
Rakshasa 
Vampire, Bat Form 
Vampire, Mist Form 
Vampire, Vampire Form
This page includes material from the System Reference Document 5.2.1 (“SRD 5.2.1”) by Wizards of the Coast LLC, available at dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License. The averages, odds and tables are ours.