Sandy petersens cthulhu mythos (1) 229

Byatis the Serpent- Bearded CR 15; XP 51,200 CE Great Old One of forgetfulness, prisons, and toads Primary Source Ramsey Campbell, “The Room in the Castle” C U LT Domains Chaos, Darkness, Evil, Knowledge Subdomains Loss, Memory, Night, Thought Favored Weapon dagger Symbol coil of tentacles encircling a fanged mouth filled with darkness Temple caverns, secret basements, ruined castles Worshipers amphibious creatures, insane spellcasters Servitors monstrous amphibians and reptiles I N F L U E N C E S TA G E DC 23 Area 120-ft radius Effects enhance elder influences Escalation Every day, Byatis’s influence gains growth point When it reaches 100 growth points, it escalates to stage I N F L U E N C E S TA G E CR 18; XP 153,600 Area 1200-ft radius Effects amnesia, enhance elder influences, lure DC 25 Escalation Byatis’s influence continues to gain growth point per day at stage 2, but growth points alone cannot escalate the influence to stage In order to escalate to stage 3, Byatis must feed via its lure effect Once Byatis has successfully fed on 20 creatures, its influence escalates to stage I N F L U E N C E S TA G E D C 27 CR 21; XP 409,600 Area 10-mile radius Proxy avatar (see below) Effects amnesia, enhance elder influences, lure, mobile influence D E F E AT Combat At stage 3, defeating Byatis’s avatar causes its avatar to decompose to filth and ends his influence immediately Sacrifice At stage 1, sacrificing a creature with an Intelligence of or higher to Byatis while inside its area of influence causes it to lose 1d6 growth points At stage 2, sacrificing a creature with an Intelligence of or higher in this way adds to the number of creatures it must feed on to reach stage Instead, each day it is prevented from feeding on a creature via its lure, it loses 1d6 growth points, returning to stage influence as soon as it goes below 100 growth points Sacrifices and feedings no longer affect Byatis’s influence once it reaches stage 3; at this point, only the defeat of the Great Old One’s avatar can end its influence INFLUENCE EFFEC TS Amnesia Once per day (either as soon as a creature enters Byatis’s area of influence, or once every 24 hours), a creature exposed to this area of influence must make a successful Will save or lose all knowledge of Byatis, its influence, and associated lore All Knowledge checks pertaining to Byatis automatically fail, and while the character can learn this information again if others explain it, a new Will save every hour is required to avoid forgetting again This is a mind-affecting effect Enhance Elder Influences The presence of Byatis’s influence causes other elder influences that overlap to quicken All other elder influences that overlap with Byatis’s influence increase their save DCs by Any Elder Influence that possesses a random chance of escalating has its chance of escalation doubled when it overlaps with Byatis’s influence At the GM’s discretion, an Elder Influence that spends several days overlapping may automatically escalate 222