Date & Time: Since 7.25
Frequency: Always
NPC name: Expedition Antiquarian
Area and coordinates: The Occult Crescent: South Horn
Steps:
1. Posses any number of Sanguine Ciphers
2. Spend any on entry into forked tower and get in tower
3. Buying more Sanguine Ciphers will say the number you possessed before spending X number on entry