Publisher's blurb: Undefeatable is the new supplement line for fans of The Pathfinder Roleplaying Game who are looking to add more interesting a different feats to their gaming sessions. Undefeatable 18 which focuses on Mystic Theurge has nearly 25 feats including Channel Arcane Energies, Divine Truths of the Arcane, Master Mystic’s Combined Spells, Mystical Epiphany, Natural Mystic and Versatile Spell Energy that are perfect to be used in any game setting. This 6 page PDF is just the sort of thing needed for GMs to add depth to any great Pathfinder Roleplaying Game gaming session. Written by Michael R. Kimmel.