You have mastery of poison and darkness. Tier: Heroic Benefit: You gain a +1 feat bonus to damage rolls when you use a power that has the poison or necrotic keyword. At 11th level, this bonus increases to +2. At 21st level, it increases to +3. Back to Main Page → 4e Homebrew → Character Options → Feats → General Feats. Back to Main Page → 4e Homebrew → Character Options → Feats → Heroic Feats. Back to Main Page → 4e Homebrew → Sourcebooks → Arachonomicon; the Book of Spiderkind → Feats.