How to Unlock Isaac in Vampire Survivors

Isaac is a powerful character in Vampire Survivors that requires completing a specific sequence of tasks to unlock. This guide walks you through the exact steps needed to add Isaac to your character roster, assuming you already have the Black Disk and have seen the ending of the Castlevania stage by reaching Terbalmont.

Prerequisites

Before attempting to unlock Isaac, ensure you have:

The Black Disk

Reached Terbalmont and seen the ending of the Castlevania stage

Step-by-Step Unlock Process

1. Select Hector and Prepare for Evolution

Start by picking Hector as your character. This is the foundation for the unlock sequence.

2. Evolve Hector’s Maze Weapon

To evolve Hector’s Maze weapon, you need to have the Hollow Heart item. Level up the Maze weapon to its maximum level to prepare it for evolution.

3. Obtain the Treasure Chest

Get a treasure chest during your run to trigger the evolution of the Maze weapon. This will transform it into its evolved form.

4. Receive the Stamaza

Once you open the treasure chest, your Maze weapon will evolve into the Stamaza, which is the evolved version of the original weapon.

5. Quit and Check Character Selection

After evolving the Maze into the Stamaza, you can quit your current run. Return to the character selection screen to find Isaac now available for purchase.

6. Purchase Isaac

Navigate to the character selection screen and look for Isaac on the left side. Purchase him to officially unlock him as a playable character in your roster.

Summary

Unlocking Isaac in Vampire Survivors is straightforward once you meet the prerequisites. Simply select Hector, evolve his Maze weapon to the Stamaza using the Hollow Heart and a treasure chest, then purchase Isaac from the character selection menu. You’ll now have access to this powerful character for your future runs.

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