Engage in the thrilling Luca Stadium Quests in Final Fantasy X-2 HD Remaster. These optional challenges offer unique rewards, including powerful Garment Grids and valuable items. Mastering Blitzball is also key, providing essential AP-boosting items that accelerate character progression.
A significant quest within Luca involves the Sphere Break tournament. During the final match, utilize a blue coin with the "Item" extra to obtain the Treasure Hunt Garment Grid. This grid is invaluable as it grants the "Mug" ability, a physical attack that also steals items. Mug is exceptionally useful for rapid AP gain, as it counts as a command outside of Attack and has no wait time, allowing for consistent AP accumulation in battles. Aim to gain 5-10 AP per random encounter and even more from bosses.
Beyond Sphere Break, dedicate time to Blitzball. Playing Blitzball is crucial for acquiring three AP Eggs, which triple the AP earned in battles. If you begin this in Chapter 5, when Blitzball becomes available, you'll have ample time to master Dresspheres. Combined with the Mug trick, this strategy allows for efficient mastery of all Dresspheres, with progress carrying over to New Game+ for completion in subsequent playthroughs.
When assembling your party, consider creature companions. Always ensure at least one character remains active to perform essential actions like Heal or Escape. Strategize creature selection based on enemy elemental weaknesses and resistances. For early chapters, fiends with area-of-effect attacks like Fly Eye or Haizhe are more beneficial than single-target attackers. Avoid using creatures against the boss in the Cavern of the Stolen Fayth, as explained in the main walkthrough. Pay close attention to the extra abilities your creatures gain through Garment Grids and Dresspheres; smart customization is key to an easier experience. Winning the first challenge cup grants the Psychic Dressphere, which offers powerful Eater abilities for elemental absorption, proving useful until stronger non-elemental magic is encountered.