Farming Mimics in Terraria is an efficient way to obtain powerful accessories and weapons, especially in Hardmode where Mimics can drop items like the Daedalus Stormbow and the Philosopher’s Stone. Here’s a detailed guide on how to set up and farm Mimics effectively.

Understanding Mimics

Mimics are special monsters in Terraria that disguise themselves as chests. There are two types: regular Mimics and biome-specific Hardmode Mimics, which include Hallowed, Corrupt, and Crimson Mimics. Biome Mimics are more challenging but drop significantly more valuable items.

Farming Regular Mimics

1. Setup:
   • Location: Choose a large, flat area underground where Mimics are more likely to spawn. This can be in the Cavern layer or deeper.
   • Arena Preparation: Clear out a wide space and lay down a long platform of about 200-300 blocks to run back and forth on. Place torches for visibility.
   • Baiting Mimics: Place single Chests sporadically along the platform, as Mimics often spawn disguised as chests.
2. Strategy:
   • Patience and Mobility: Run or use a mount to move back and forth across the platform, checking each chest. Real chests remain static, while Mimic chests will move and attack when you get close.
   • Use Weapons with Good Range: Weapons like yoyos, bows, or guns are effective against Mimics due to their ability to keep a safe distance.

Farming Biome-specific Hardmode Mimics

1. Crafting Mimic Keys:
   • Materials Needed: To spawn Hallowed, Corrupt, or Crimson Mimics, you need to craft Keys of Light or Keys of Night. Place 15 Souls of Light (for Hallowed Mimics) or 15 Souls of Night (for Corrupt/Crimson Mimics) in an empty chest to transform it into a Mimic.
2. Arena Setup:
   • Safe Spot: Create a small box in the air where you can safely attack the Mimic without it reaching you. Ensure there is a one-block gap for ranged or magic attacks.
   • Mobility Enhancement: Use platforms and walls to enable mobility enhancements like double jumps, wings, or hooks to dodge attacks.
3. Fighting Strategy:
   • Biome Mimics: These are tougher and have more devastating attacks. Use high-damage weapons and keep moving to avoid their leaps and charges. Accessories that increase dodge chance or reduce damage, like the Cross Necklace or Star Veil, are very beneficial.
   • Weapons: Consider weapons that can hit multiple times or pierce through enemies, such as the Daedalus Stormbow with Holy Arrows for Hallowed Mimics.

Tips for Effective Mimic Farming

• Use Water Candles and Battle Potions to increase spawn rates.
• Set up Heart Statues and Star Statues connected to timers for health and mana regeneration during fights.
• Use the Minimap to watch for chest icons appearing; Mimics show up as chests on the minimap when they spawn.
• Be Prepared: Have healing potions on hand and ensure your gear is well-suited for combat.

By following these strategies, you can effectively farm Mimics in Terraria, gaining access to some of the game’s best gear prior to fighting late-game bosses.