Astrum Aureus

Astrum AureusThe Infected Stomper

Statistics

Type	Boss
Environment	Astral Infection
Life	144,074 (total)
KB resist	100%

Drops

Coins	60

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Astrum Aureus is a Hardmode boss. Defeating it causes an additional Astral Infection meteor to fall somewhere in the world, and adds several new item drops to Astral Infection enemies as well as increasing their stats.

Spawn

Astrum Aureus does not spawn on its own, and requires the player to summon it with an Astral Chunk in the Astral Infection biome at night.

Behavior

Astrum AureusPhase One

Statistics

Life	144,074 / 144,074 (total)
KB resist	100%

Map icon

Astrum Aureus performs attacks from the following pool at random, starting with the Laser Spread:

Laser Spread

• Astrum Aureus locks on to the player, firing sets of 16 flares each with varied openings.
  • The boss will maintain a steady pace during this attack while staying at a fixed distance.
  • It deals no contact damage during this attack.

Leap

• Astrum Aureus lines up above the player, then stomps down, creating a shockwave alongside a spread of flares.

Radial Laser Burst

• Astrum Aureus charges at the player similarly to the Laser Spread while firing omnidirectional waves of 25 lasers each.

Rocket Barrage

• Astrum Aureus slows down and rapidly fires off a multitude of telegraphed homing rockets.
  • The number of rockets fired is increased depending on how far the player is from the boss.

Astrum AureusPhase Two

Statistics

Life	86,444 / 144,074 (total)
KB resist	100%

Map icon

Astrum Aureus transitions into its second phase at 60% (86,444) health. It starts glowing and gaining buffs to its abilities. The boss performs attacks from the following pool at random:

Laser Spread

• Astrum Aureus locks on to the player, firing sets of 16 flares each with varied openings.
  • The boss will maintain a steady pace during this attack while staying at a fixed distance.
  • It deals no contact damage during this attack.

Leap

• Astrum Aureus lines up above the player, then stomps down, creating a shockwave alongside a spread of flares.
• It also releases 8 homing rockets upon impact with the ground.

Radial Laser Burst

• Astrum Aureus charges at the player similarly to the Laser Spread while firing omnidirectional waves of 25 lasers each.

Rocket Barrage

• Astrum Aureus slows down and rapidly fires off a multitude of telegraphed homing rockets.
  • The number of rockets fired is increased depending on how far the player is from the boss.

Astrum AureusPhase Three

Statistics

Life	64,833 / 144,074 (total)
KB resist	100%

Map icon

Astrum Aureus transitions into its third phase at 45% (64,833) health. It performs attacks from the following pool at random, starting with the Converging Drill Beam:

Converging Drill Beam

• Astrum Aureus slows down and prepares to fire two converging orange and blue beams which travel upwards. Additionally, it fires out waves of 20 flares each in tandem.

Laser Spread

• Astrum Aureus locks on to the player, firing sets of 16 flares each with varied openings.
  • The boss will maintain a steady pace during this attack while staying at a fixed distance.
  • It deals no contact damage during this attack.

Leap

• Astrum Aureus lines up above the player, then stomps down, creating a shockwave alongside a spread of flares.
• It also releases 8 homing rockets on impact with the ground.

Rocket Barrage

• Astrum Aureus slows down and rapidly fires off a multitude of telegraphed homing rockets.
  • The number of rockets fired is increased depending on how far the player is from the boss.

Aftermath

• Another Astral Meteor will crash into the world (under the right conditions),
• The Drunk Princess will begin selling Everclear, the Star Beam Rye at night, and the Bloody Mary during a Blood Moon.
• A status message appears which reads "A faint ethereal click can be heard from the dungeon.", indicating that the Astral Chest has unlocked.
• A status message appears which reads "The astral enemies have been empowered!", indicating that several Astral Infection enemies are now stronger and drop unique items.
• Astral Crates will contain Aureus Cells, Astral Injections, Gravity Normalizer Potions, and several items dropped by Astral Infection enemies.

Tips

Trivia