The Grand Theft Auto Online: The Doomsday Heist Title update for Grand Theft Auto V has 8 trophies - 3 bronze and 5 silver.
GTA Online: Set up The Doomsday Heist.
GTA Online: You completed Act I of The Doomsday Heist as Leader or Crew.
GTA Online: You completed Act II of The Doomsday Heist as Leader or Crew.
GTA Online: You completed Act III of The Doomsday Heist as Leader or Crew.
GTA Online: You completed The Doomsday Heist as Leader or Crew.
GTA Online: Kill another player with the Orbital Cannon.
GTA Online: Complete all 3 Elite Challenges in The Doomsday Heist.
GTA Online: Complete all 3 Criminal Mastermind challenges in The Doomsday Heist.