| Initiative: | +23 (+15 Dex, +8 Superior Initiative) |
| Speed: | 90 ft. |
| AC: | 44 (+15 Dex, –1 size, +20 natural) |
| Base Attack/Grapple: | +40/+60 |
| Attack: | Claw +56 (2d6+16/19–20 (+1d6 on critical hit)) melee |
| Full Attack: | 4 claws +56 (2d6+16/19–20 (+1d6 on critical hit)) melee, bite +54 (4d6+8) melee |
| Space/Reach: | 10 ft./5 ft. |
| Special Attacks: | Pounce, stunning roar |
| Special Qualities: | Blindsight 300 ft., DR 10/epic, darkvision 60 ft., fast healing 20, low-light vision, SR 39, scent; acid, cold, electricity, fire, and sonic resistance 10 |
| Saves: | Fort +39, Ref +37, Will +27 |
| Abilities: | Str 42, Dex 40, Con 44, Int 21, Wis 38, Cha 28 |
| Skills: | Climb +59, Hide +58, Jump +83, Listen +57, Move Silently +58, Spot +57, Survival +57 |
| Feats: | Cleave, Great Cleave, Improved Critical (claw), Improved Initiative, Multiattack, Power Attack, Weapon Focus (bite), Weapon Focus (claw) |
| Epic Feats: | Blinding Speed (x4), Overwhelming Critical (claw), Superior Initiative |
| Climate/Terrain: | Any |
| Organization: | Solitary, pair, or pack (4–9 sirrushes and 1–2 three-headed sirrushes) |
| Challenge Rating: | 24 |
| Treasure: | Standard |
| Alignment: | Usually chaotic neutral |
| Advancement: | 41–50 HD (Large), 51–60 HD (Huge), 61+ HD (Gargantuan) |