Snake Venom Sac

Blackburrow4 sources

• a giant rattlesnake
• a giant snake
• an asp
• Commonlands

Dagnor's Cauldron2 sources

• a sandbar serpent
• a shoal serpent

Eastern Plains of Karana1 source

• a chasm crawler

Erud's Crossing1 source

• a kerra snake

Northern Desert of Ro1 source

• a cistern asp

Southern Desert of Ro1 source

• a darkweed snake

Stonebrunt Mountains1 source

• an emerald adder