The following article shares a guide for Underworld Castle 4. This game not only adopts a dark style, allowing players to experience an adventurous journey while playing, but it also incorporates roguelike elements. The game involves multiple characters, each with unique skill sets. To better experience the game, players need to be strategic.

When players first enter the game as beginners, they should allocate resources reasonably. After all, the resources required by players vary at different stages. At this point, players should mainly use their resources on core buildings. As for materials, players can challenge the tomb, which is a daily task. Once the buildings are upgraded, players can then start to advance the main storyline.
The Adventurer's Guild and Manor require a large amount of resources. If players are here, they can also obtain new heroes through refreshing, as there is a chance to get rare heroes. Additionally, the blacksmith shop needs to be prioritized for upgrades, although this should be done in the mid to late game. Players also need to join the alliance system.

Once players have found their direction, they will need to focus on character development. During the beginner phase, when choosing characters, players should find those that are easier to obtain, such as Vivian. Also, during the initial exploration period, players' resources are limited, and these characters are particularly easy to acquire, with excellent skill effects. Additionally, players should note that if they have already obtained the corresponding characters, they should form them into a reasonable lineup.

As the game progresses, players will need to take on key missions and unlock hidden storylines. These aspects are quite broad, requiring strategy, and players must also pay attention to attribute countermeasures. For example, if players start the well mission, they need to meet the trigger conditions. Throughout the game, there are also advanced gameplay strategies, such as when challenging the underground tomb, it is recommended that players prioritize killing high-risk targets to interrupt the boss's powerful skills.

This concludes the guide for Underworld Castle 4. Each player's approach to the game may differ, and the chosen strategies might vary. However, it's important to note that if players do not want to spend money, they can still enjoy the game by putting in a lot of effort, usually achieving a high level of enjoyment, provided they plan well.