The Witcher NPCs - Alvin
Alvin Alvin is a pivotal part of the storyline in The Witcher. After his foster mother is killed by barghests in the Outskirts, the shock causes him to divine the future and utter the Prophecy of Ithlinne. He is a Source, meaning that he has access to magical powers that he cannot control. You'll have to make some tough decisions involving Alvin both in Vizima and Murky Waters.