Terraria Eye Of Cthulhu: How To Summon & Beat Boss

Here is a boss fight guide on how to defeat Eye of Cthulhu in Terraria.

The Eye of Cthulhu is the first boss that you will have to beat in Terraria. Though he looks scarily strong, the boss is actually not that difficult to defeat. The harder part however is getting the Eye of Cthulhu to spawn in Pre-Hardmode. Moreover, if you are playing the game in Master or Expert mode, then you will need better strategies to bring the boss down. Our Terraria Eye Of Cthulhu boss fight guide below will show you everything you need to know.

How to Summon the Eye of Cthulhu in Terraria

how to summon eye of cthulhu in terraria

You can summon the Eye of Cthulhu in Terraria if the following conditions are met:

  • More than 200 HP
  • More than 10 Defense
  • At least four NPCs must have spawned

Also, you should remember that the Eye of Cthulhu will not spawn if you have already beaten it. There is only one way to spawn it manually is by using a Suspicious Looking Eye during night time in Terraria. There are several ways to get this consumable item in the game:

  • Crafting: Use Six Lens at a Demon or Crimson Alter
  • Loot
    • Inside Gold or Frozen chests at Caverns and Dungeons
    • Inside Ivy chests in the Jungle

Once you find the boss, here are the fight strategies to help you beat Eye of Cthulhu in Terraria.

How to Beat the Eye of Cthulhu in Terraria (Fight Strategies & Tips)

To beat the Eye of Cthulhu in Terraria, you will need to use ranged weapons like a bow and have free space to move around. The boss will use a new dash-type attack which can take away a major portion of your health if you come in contact. You will need a bigger area to dodge this particular attack.

Make sure that the battle arena where you encounter the Eye of Cthulhu is large enough to help you move across the entire length of the screen. During most parts of this boss fight, you will need to run away from Eye of Cthulhu’s charging attacks. With every successful dodge, make sure to land up arrow strikes. You can use a Platinum bow and equip it with any arrow you want. However, if you playing on Master or Expert Mode, then it’s best that you use Flaming Arrows to beat Eye of Cthulhu.

Best Weapons for Each Class

We have listed down some of the best weapons that you can use depending on the class to beat Eye of Cthulhu


  • Flaming Mace
  • Enchanted Sword
  • Ice Blade
  • Starfury
  • Summoners
  • Whip
  • The Flinx Staff


  • Bows
  • Shurikens
  • Grenades
  • Frostburn
  • Javelins
  • Jester’s Arrow
  • Flaming Arrows
  • Molotovs


  • Amethyst
  • Diamond
  • Gem Staves
  • Emerald
  • Ruby
  • Topaz

Best Boosts/ Buffs to Use

Here are all the boosts that you can use to help you defeat Eye of Cthulhu in Terraria easily

  • Bewitched
  • Clairvoyance
  • Sharpened
  • Sugar Rush

Eye of Cthulhu Drop Items/Rewards in Terraria

After you beat the Eye of Cthulhu, here are all the drop items you can receive:

Corrupt World

  • Corrupt Seeds
  • Demonite Ore
  • Unholy Ware

Crimson World Drops

  • Crimson Seeds
  • Crimtane Ore

Here are all the items that can be found in both the Corrupt and Crimson World with varying drop rates

  • 0x33’s Aviators
  • Badger’s Hat
  • Binoculars
  • Eye Of Cthulhu Mask
  • Eye Of Cthulhu Relic
  • Eye Of Cthulhu Trophy
  • Gold Coin
  • Lesser Healing Potion
  • Shield Of Cthulhu
  • Suspicious Grinning Eye

That’s all you need to know on how to beat the Eye of Cthulhu in Terraria. We hope that this boss fight guide was able to help you out. If you’re looking for more boss fight guides, then check out how to beat Queen Bee, Destroyer, and more in our Terraria section.