Pirate Invasion
The Pirate Invasion is an hardmode event in the game Terraria and is used as a goal in some hardcores. The event also includes the boss "Flying Dutchman", which can be avoided.
Kill Count
Brady, SY64, Omegers (Terraria AriCore #1)
Joe (Terraria AriCore #2)
JackP (Terraria Splitz #1)
(italic indicates the person died during a Pirate Invasion, but the death wasn't directly caused by it)
Survivors
JR, Roxie (Terraria Splitz #1)
Rosebuddy, Yoshi, Wist, Soap, Ozzy, Zartle (Terraria One Life #1)
JR, Jack (Terraria AriCore #2)
Thomas, Paul, Robert, Eamon (Terraria Hardmode BRBeverage #1)
Summoning
The Pirate Invasion can occurr randomly in hardmode but can also be summoned with a Pirate Map which drops from all mobs in the ocean biome.
Spawns
The Pirate Invasion spawns 3 types of melee enemys (Pirate Corsair, Pirate Deckhand and Parrot), 3 types of ranged enemys (Pirate Captain, Pirate Crossbower and Pirate Deadeye) and the mini-boss Flying Dutchman. You have to kill at least (depending on the amount of people) 120 pirates to complete the Invasion.