Sacrificial Twig

There are several ways to get one:

• Bought from Patches for 5,000 runes, first in Murkwater Cave in Limgrave and later at Volcano Manor.
• Bought from the Isolated Merchant on the Weeping Peninsula (see Isolated Merchant’s Shack (Weeping Peninsula)) for 3,000 runes each, up to three.
• Looted from a corpse in eastern Limgrave, lying in front of a large gravestone on a cliff west of Mistwood Ruins.
• Given by Edgar the first time you speak to him at Castle Morne.
• Looted from a corpse in southwestern Liurnia of the Lakes, on a stone ledge on the cliff below Malefactor’s Evergaol.
• From a chest in an enemy camp in central Altus Plateau, northwest of the Altus Highway Junction grace.
• Given by Fia at the Roundtable Hold after you talk to her about Rogier.
• Dropped by lesser Wormface enemies in central Altus Plateau.