Monastery of the Shadow Sorcerers

From Introduction:

Beneath the blood moon, a dark monastery appears for one night atop a high plateau. Inside its walls, the mighty black lotus flower reaches its full bloom. Can the characters steal inside the monastery, defeat its sorcerous guardians, and claim the blossom before the sun rises?

Monastery of the Shadow Sorcerers is a fiendish sword-and-sorcery adventure for 8th-level characters. It takes about 4-6 hours to complete and includes:

An extra-planar monastery brooding beneath the blood moon
Sorcerer-monks who move like smoke and strike with fire and blade
Combat cards for each monster, PC, and special treasure