Ancient Apocalypse Dragon CR 21
Gangrenous wounds mar this dragon’s twisted body.
Speed 60 ft., fly 250 ft. (clumsy)
Melee bite +40 (4d6+24/19–20 plus grab), 2 claws +40 (2d8+16), tail slap +38 (2d8+24/19–20)
Space 20 ft.; Reach 15 ft. (20 ft. with bite)
Special Attacks blight coils, breath weapon (60-ft. cone, 20d6 cold plus disease, DC 31), constrict (4d6+24), crush, soul reaver, tail sweep, virulence
Oracle Spells Known (CL 15th; concentration +22)
7th (5/day)—blasphemy (DC 24), control weather
6th (7/day)—heal, plague storm (DC 23), word of recall
5th (7/day)—cleanse, dispel good, flame strike (DC 22), plane shift (DC 22)
4th (7/day)—dimensional anchor, dismissal (DC 21), giant vermin, unholy blight (DC 21)
3rd (8/day)—bestow curse (DC 20), blindness/deafness (DC 20), contagion (DC 20), dispel magic
2nd (8/day)—aid, darkness, death knell (DC 19), disfiguring touch (DC 19), silence (DC 19)
1st (8/day)—doom (DC 18), endure elements, obscuring mist, protection from good, ray of sickening (DC 18)
0 (at will)—bleed (DC 17), create water, detect magic, detect poison, guidance, light, read magic, spark
Str 43, Dex 8, Con 27, Int 24, Wis 25, Cha 24
Base Atk +28; CMB +48; CMD 57 (61 vs. trip)
Feats Cleave, Critical Focus, Exhausting Critical, Improved Critical (bite, tail slap), Improved Initiative, Iron Will, Lightning Reflexes, Lunge, Multiattack, Power Attack, Snatch, Tiring Critical, Wingover Skills Bluff +38, Fly +16, Intimidate +38, Knowledge (arcana, history, planes, religion) +38, Perception +38, Sense Motive +38, Spellcraft +38, Stealth +18, Survival +38, Use Magic Device +38
Languages Abyssal, Common, Draconic, Infernal
SQ planar infusion (300 ft.)
Blight Coils (Su)
Soul Reaver (Su)
A spellcaster using raise dead or similar magic on a creature killed while grappled or pinned by the dragon must succeed at a DC 30 caster level check or the spell fails and the material component is wasted.
Vile Fortitude (Ex)
Any creature damaged by the dragon’s breath weapon must succeed at a Fortitude save at the same DC or contract slimy doom, with no onset time. An adult dragon’s disease deals 1d6 points of Constitution damage; this increases to 1d8 and 3 consecutive successful saves for an ancient dragon.
Environment any (Abaddon)
These planar dragons ravage places of growth, life, and fecundity.
Pathfinder Adventure Path #137: The City Outside of Time © 2018, Paizo Inc.; Authors: Amanda Hamon Kunz, with John Compton, Gregory Hanigan, and Mikko Kallio.