A Brutal Find

Science Officer … remarks that the previous inhabitants of this place were right to hide these weapons, recovered from a cave beneath the ruins, away. They build on the same basic principles as weapons already in use in the …, but are far more advanced. These technologies are sure to be a boon to the … military machine.

The command below will trigger the "A Brutal Find" event in Stellaris:

When this event fires, you can choose between these 4 options:

• What? We already possess this technology.
  Available only if Requires technology: Particle Lances; Requires technology: Kinetic Battery; Requires technology: Swarmer Missiles.
  • +200 leader experience
• Upgrade our laser weapons.
  Available only if Must not have technology: Particle Lances.
  • Gain technology: Particle Lances
  • +200 leader experience
• Upgrade our mass drivers.
  Available only if Must not have technology: Kinetic Battery.
  • Gain technology: Kinetic Battery
  • +200 leader experience
• Upgrade our missiles.
  Available only if Must not have technology: Swarmer Missiles.
  • Gain technology: Swarmer Missiles
  • +200 leader experience