How do I trigger a Martian Madness event in Terraria?

To trigger the Martian Madness event in Terraria, you need to follow specific steps and meet certain conditions. This event is one of the more challenging invasions in the game, and it can be triggered after you have defeated the Golem boss. The Martian Madness event involves an invasion of Martian enemies, including the powerful Martian Saucer, which drops valuable loot. Here is a detailed guide on how to trigger and handle this event.

First, you need to ensure that you have defeated the Golem boss in the Jungle Temple. This is a prerequisite for the Martian Madness event to occur. Once Golem is defeated, Martian Probes will start spawning in the outer two-thirds of the world, either in the Space layer or the Ocean biome. These probes are small, flying enemies that scan the area. If a Martian Probe detects you and manages to escape, it will trigger the Martian Madness event.

To increase your chances of encountering a Martian Probe, you should spend time in the Space layer or near the Ocean biome. The Space layer is the area above the surface where Harpies and Wyverns spawn, and it is easily identifiable by its starry background. The Ocean biome is located at the far left or right of the world. Both areas are prime locations for Martian Probes to spawn.

Once you spot a Martian Probe, you need to let it detect you. The probe will turn red when it detects you, and it will attempt to fly away. If it escapes, the Martian Madness event will begin. However, if you destroy the probe before it escapes, the event will not trigger. This gives you control over when the event starts, allowing you to prepare adequately.

Preparation is key for the Martian Madness event. The Martian enemies are tough, and the Martian Saucer is particularly dangerous. You should have strong armor, such as Beetle Armor for melee characters, Shroomite Armor for rangers, Spectre Armor for mages, or Spooky Armor for summoners. Your weapons should also be upgraded to endgame levels. For example, melee users might use the Terra Blade or Influx Waver, rangers could use the Chain Gun or Sniper Rifle, mages might use the Razorblade Typhoon or Lunar Flare, and summoners could use the Stardust Dragon or Xeno Staff.

In terms of accessories, you should aim for items that boost your damage, defense, and mobility. Wings are essential for dodging attacks, and accessories like the Ankh Shield, Celestial Shell, and Master Ninja Gear can provide additional survivability. Potions are also important. Use buffs like Ironskin, Regeneration, Swiftness, and Endurance to enhance your combat effectiveness.

When the event starts, Martian enemies will spawn in waves. You need to defeat these enemies to progress the event. The Martian Saucer is the final and most challenging enemy. It has multiple phases and powerful attacks, so you need to stay mobile and avoid its laser beams and death rays. Focus on dealing consistent damage while dodging its attacks.

One common mistake is underestimating the Martian Saucer. Its attacks can deal massive damage, and it can quickly overwhelm unprepared players. Make sure you have a good arena set up with platforms for mobility and cover to block some of its attacks. Another mistake is not having enough healing items. Stock up on Greater Healing Potions and consider using the Nurse NPC for quick healing during the event.

Advanced techniques include using traps and environmental hazards to your advantage. For example, you can set up a lava trap to deal with weaker Martian enemies while you focus on the Saucer. Additionally, using the Rod of Discord can help you teleport out of dangerous situations, giving you an edge in combat.

In summary, triggering the Martian Madness event involves defeating the Golem, finding a Martian Probe in the Space layer or Ocean biome, and letting it escape. Preparation is crucial, with strong armor, weapons, and accessories being essential. Avoid common mistakes like underestimating the Martian Saucer and not having enough healing items. Use advanced techniques like traps and the Rod of Discord to gain an advantage. With proper preparation and strategy, you can successfully complete the Martian Madness event and reap its valuable rewards.