What is the best way to farm for the Terraprisma in Terraria?

Farming for the Terraprisma in Terraria is one of the most challenging tasks in the game, as it requires defeating the Empress of Light during the day. The Terraprisma is a powerful summon weapon that is only dropped if you defeat the Empress of Light while she is in her "enraged" state, which occurs when you fight her during the day. This means you must defeat her without taking a single hit, as her attacks will instantly kill you during the day. Here is a detailed guide on how to farm for the Terraprisma effectively.

First, you need to understand the mechanics of the Empress of Light fight. During the day, the Empress of Light becomes enraged, dealing massive damage with all her attacks. If you are hit even once, you will die instantly. This makes the fight extremely difficult, as you must dodge all her attacks perfectly. Her attacks include homing projectiles, dashes, and area-of-effect attacks, so you need to be prepared for a fast-paced and intense battle. The Terraprisma has a 100% drop rate if you defeat her during the day, but the challenge lies in surviving the fight.

To prepare for this fight, you need to focus on mobility, damage output, and survivability. Start by creating a large, flat arena with multiple layers of platforms. The arena should be at least 200 blocks wide and have at least three layers of platforms spaced about 20 blocks apart. This will give you plenty of room to maneuver and dodge her attacks. Place campfires, heart lanterns, and honey pools around the arena to provide health regeneration. You can also use bast statues and gnomes for additional defense and luck.

For equipment, you should prioritize mobility and damage. The best class for this fight is the summoner class, as the Terraprisma is a summon weapon, and you can focus on dodging while your minions deal damage. Use the Stardust Dragon or Stardust Cell staff for summoning, as they deal consistent damage. Equip the best summoner armor, such as the Stardust armor set, which increases your minion count and damage. For accessories, use the Papyrus Scarab, Necromantic Scroll, and Summoner Emblem to boost your summon damage. Equip the Master Ninja Gear, Soaring Insignia, and Frog Leg for increased mobility and dodging capabilities. The Celestial Shell and Celestial Stone are also useful for their stat boosts.

Buff potions are essential for this fight. Use the Summoning Potion to increase your minion count, the Bewitching Table for an extra minion, and the Wrath or Rage Potion for increased damage. The Swiftness Potion and Endurance Potion will help with mobility and survivability. The Lifeforce Potion will increase your maximum health, giving you a slight buffer in case you make a mistake. Finally, use the Ironskin Potion and Regeneration Potion for additional defense and health regeneration.

During the fight, focus on dodging her attacks while your minions deal damage. The Empress of Light has several attack patterns, including a dash attack, a barrage of homing projectiles, and a spinning attack that creates a ring of light. Use your mobility accessories to dodge these attacks by flying in circles or moving in a zigzag pattern. Keep an eye on her movements and anticipate her attacks to avoid getting hit. If you are using the Stardust Dragon, it will automatically target her, so you can focus entirely on dodging.

One common mistake is underestimating the difficulty of the fight. The Empress of Light is one of the hardest bosses in the game, and her enraged state makes the fight even more challenging. Practice the fight during the night to learn her attack patterns before attempting the daytime fight. Another mistake is not having enough mobility. If you are too slow, you will not be able to dodge her attacks, so make sure to equip accessories that increase your speed and flight time.

Advanced techniques include using the Rod of Discord to teleport out of danger if you are about to get hit. This can save you from instant death, but it has a cooldown, so use it sparingly. You can also use the UFO mount for increased mobility, but it is slower than using wings and the Soaring Insignia. Another optimization is to use the Zenith or another high-damage weapon to deal additional damage while your minions attack. This can help you finish the fight faster, reducing the chance of making a mistake.

In summary, farming for the Terraprisma requires careful preparation, precise execution, and a lot of practice. Build a large arena, equip the best summoner gear, and use buff potions to increase your chances of success. Focus on dodging her attacks while your minions deal damage, and avoid common mistakes like underestimating the fight or not having enough mobility. With patience and persistence, you can defeat the Empress of Light during the day and obtain the powerful Terraprisma summon weapon.