For those aiming for S-ranks and speedrun times, efficiency is key. Learn optimal routes and skip all non-essential combat. Memorize safe and locker combinations to avoid reading notes. Utilize the Perfect Dodge to bypass enemy encounters quickly. Know exactly where key items are located to minimize backtracking. On subsequent playthroughs, consider purchasing powerful shop items like the Infinite Rocket Launcher or Assault Coin to drastically reduce combat time. Practice boss fights to execute them flawlessly and quickly. Every second counts for a top-tier rank.
