Your feat progression should prioritize survival early and massive damage late.
Kitsune (for Pounce/Master Shapeshifter) or Tiefling (Grimspawn) for the +2 Dex/Int. Human is always a solid choice for the extra feat. Starting Stats (Point Buy): Strength: 7 (Dump stat if going Dex-based) Dexterity: 19 (All level-up points go here) Constitution: 12-14 Intelligence: 16 Wisdom: 10 Charisma: 7 3. Choosing Your Weapon The Sword Saint must choose a Chosen Weapon at Level 1. The Meta Choice: Estoc or Scimitar . magus sword saint build