Mission Walkthroughs

Breaking the Bank at Caligula's Guide: Complete Casino Heist Walkthrough (GTA SA)

Master Breaking the Bank at Caligula's in GTA San Andreas. Infiltration, smoke grenade throw, forklift breach, vault explosives, and roof parachute escape.

📅 Updated: September 2026 • ⏱️ 12 min read • ✓ Verified Content
Breaking the Bank at Caligula's Guide: Complete Casino Heist Walkthrough (GTA SA) Master Heist Guide

Breaking the Bank at Caligula's stands as the crowning achievement of the Las Venturas storyline in Grand Theft Auto: San Andreas. Orchestrated by Carl Johnson and Wu Zi Mu's Mountain Cloud Triad syndicate, this multi-stage heist delivers an intricate casino robbery that hits the Leone, Sindacco, and Forelli crime families where it hurts most: their subterranean cash depository.

Unlike standard shoot-and-run assignments, Caligula's heist demands careful preparation, stealth infiltration, timed gas delivery, mechanized door breaches, and an adrenaline-fueled rooftop parachute escape across the neon-lit Las Venturas Strip.

Below is the complete walkthrough covering every phase, pre-mission requirements, loadout advice, and mobile touch-screen tips to finish the heist with zero team casualties.

Mission Briefing & Key Heist Data

Mission Giver Wu Zi Mu (Four Dragons)
Heist Difficulty Very High (Multi-Stage)
Cash Payout $100,000 + Max Respect
Required Rank All Prep Missions Complete

Heist Prerequisites: How to Unlock the Mission

You cannot simply walk into The Four Dragons Casino and trigger this mission. Carl must first complete a long chain of preliminary setup jobs across Las Venturas:

  • Architectural Espionage: Steal casino architectural blueprints from the city planning department.
  • Key to Her Heart: Obtain the security magnetic keycard from Caligula's employee Millie Perkins. You can either date her until relationship progress hits 35%, or eliminate her on your very first date and grab the keycard from her bedroom.
  • Dam and Blast: Plant explosives inside the Sherman Dam hydro generators to kill regional municipal power.
  • Cop Wheels: Hijack four police HPV-1000 motorcycles and park them on the moving Packer transport truck.
  • Up, Up and Away!: Steal a military Leviathan helicopter equipped with an electro-magnet to airlift an armored Securicar van to Verdant Meadows airstrip.
  • Saint Mark's Bistro: Complete Salvatore Leone's hit assignment in Liberty City so the mafia Don is out of town.

Recommended Weapon Loadout & Equipment

Once the preparation board is complete, visit the Las Venturas Ammu-Nation and stock up before heading to the planning room marker:

  • M4 Assault Rifle or AK-47: Essential for medium-range gunfights against mafia enforcers in dimly lit hallways. Bring at least 600 rounds.
  • Combat Shotgun (SPAS-12): Perfect for clearing tight corners, stairwells, and the cash vault doorway.
  • Satchel Charges: You need remote explosives to blast open the vault door. Bring at least 4 charges.
  • Body Armor: Purchase 100% Kevlar body armor. There are pickup vests inside the casino, but walking in with full protection prevents early health attrition.
  • Night Vision Goggles: Zero hands you a set during the mission, but possessing familiarity with thermal or night vision views helps you aim accurately in total darkness.
Planning the casino vault robbery in GTA San Andreas
Heist Planning
ℹ Tactical Blueprint: Infiltrating Caligula's requires moving through employee staff zones, neutralizing air filtration, and lifting security shutters.

Step-by-Step Heist Walkthrough

Phase 1: Infiltration & The Ventilation Smoke Grenade

  1. Dress as Casino Staff: Carl starts the mission wearing a Caligula's croupier uniform. Leave The Four Dragons and travel to Caligula's Palace on the east side of the Strip within the 2-hour in-game window.
  2. Enter the Casino Floor: Walk calmly through the front lobby doors. Keep all weapons holstered so security guards do not react.
  3. Swipe the Keycard: Head to the restricted staff door at the back of the casino floor. Carl will swipe Millie's magnetic security card to access the staff corridor.
  4. Locate the Ventilation Room: Follow the green radar icon through the basement hallway into the ventilation intake chamber.
  5. Throw the Tear Gas: Pull out your tear gas canister. Aim carefully through the open ventilation grate and throw the canister inside. The gas circulates through the casino's central HVAC system, knocking out the security staff monitoring the monitors.

Phase 2: Roller Door Breach With The Forklift

  1. Head to the Service Bay: Follow the hallway down to the loading bay where the massive metal roller shutter blocks vehicle entry.
  2. Mount the Forklift: Climb into the industrial forklift parked on the service floor.
  3. Position the Forks: Drive directly toward the base of the roller shutter. Position the two steel forks underneath the bottom edge of the metal door.
  4. Raise the Door: Push forward on your control stick (or the lift button on mobile screens) to raise the forks. The heavy door slides upward along its tracks.
  5. Admit the Crew: Wu Zi Mu and his Triad team drive the armored Securicar into the bay, while Sweet-style backup gunmen secure the depot perimeter.

Phase 3: The Blackout & Night Vision Corridors

  1. The Power Cuts: Zero triggers the explosives at Sherman Dam. Las Venturas plunges into pitch darkness, and emergency sirens sound throughout Caligula's Palace.
  2. Equip Night Vision: Zero tosses Carl a pair of Night Vision Goggles. Equip them immediately from your inventory. The screen shifts to a crisp green monochrome palette.
  3. Clear the Hallways: Move ahead of the Triad squad down the main basement corridor. Mafia sentries emerge from side offices and stairwells armed with pistols and SMGs. Use your M4 to eliminate them before they can fire upon your squadmates.
  4. Watch the Team Health Bar: The Triad team has a collective health meter on your HUD. Keep yourself in front of the formation to absorb and redirect hostile fire.
Carl Johnson breaking open the casino vault with satchel charges
Vault Breach
ℹ Vault Infiltration: Plant satchel charges across the door seams, step behind concrete pillars, and trigger the detonator to expose the depository.

Phase 4: Breaching the Vault & The Cash Grab

  1. Advance to the Safe Room: Move through the double doors leading into the heavy reinforced bank vault area.
  2. Plant Satchel Charges: Throw 2 satchel charges directly onto the center seam of the reinforced steel vault door.
  3. Take Cover: Back up around the corner behind the concrete wall. Switch your weapon slot to the remote detonator and press fire. The explosion blows the vault doors clean off their hinges.
  4. Eliminate Mafia Backup: A squad of mafia enforcers rushes down the stairwell behind you. Turn around with your Combat Shotgun and neutralize them immediately.
  5. Collect the Cash: The Triad safecrackers enter the vault and load millions of dollars into duffel bags. Stand guard at the entrance until the loading progress bar hits 100%.
  6. Escort to the Bay: Lead the team back up the hallway to the armored Securicar. Once Wu Zi Mu and the van depart through the loading bay, your escape phase begins.

Phase 5: The Diversion Decoy & Rooftop Parachute Escape

With the money safely en route to San Fierro, Carl agrees to act as a high-profile distraction to draw the Las Venturas police department and mafia goons away from the getaway convoy.

  1. Fight to the Elevator: Head back through the casino service corridors toward the central elevator shaft. Eliminate any remaining Sindacco and Forelli guards blocking the stairs.
  2. Ascend to the Roof: Take the elevator to the top floor and step out onto the windy roof of Caligula's Palace.
  3. Clear Rooftop Guards: Several mafia snipers and armed enforcers patrol the roof perimeter. Use your sniper rifle or M4 from behind air conditioning units to eliminate them from distance.
  4. Grab the Parachute: Pick up the glowing parachute pickup sitting at the edge of the roof ledge.
  5. Down the Police Chopper: A police helicopter circles above the roof. Fire an RPG rocket or spray the tail rotor with your M4 to bring it crashing down before you jump.
  6. The Leap Across the Strip: Sprint toward the south ledge of Caligula's roof and jump off! Wait 1.5 seconds, then deploy your parachute.
  7. Land on The Clown's Pocket: Steer your chute northwest across the boulevard toward the rooftop of the neighboring casino, The Clown's Pocket. Land directly on the helipad where a Maverick helicopter sits waiting.
  8. Alternative Ground Route: If you miss the helipad and land on the street, immediately carjack a fast sports vehicle (like a Cheetah, Infernus, or Turismo) and speed toward the highway.
  9. Fly to Verdant Meadows: Board the Maverick helicopter, lift off, and fly northwest over the desert mountains to your airstrip at Verdant Meadows. Land in the glowing red corona to complete the heist.

Mobile Touch-Screen Tips for Caligula's Heist

Forklift Controls on Touch Screens

When driving the forklift on mobile, vertical slider buttons appear on the right side of the display. Line up your vehicle straight against the garage door before touching the lift slider, as turning while lifting can cause the forks to slip out from under the gate.

Throwing Smoke Grenades with Auto-Aim Disabled

The auto-aim system on mobile can pull your reticle toward distant casino workers rather than the air vent. Switch to manual aim mode in your touch settings before entering the ventilation room to drop the canister cleanly into the shaft.

Parachute Glide Calibration

Pull gently back on the virtual joystick to extend your glide distance. Do not push forward, as that initiates a steep nose dive that will drop Carl into the middle of heavily patrolled Las Venturas street traffic.

Video Walkthrough: Breaking the Bank at Caligula's

Frequently Asked Questions

How do you get the keycard for Breaking the Bank at Caligula's?

The keycard belongs to Millie Perkins, a croupier who lives in Prickle Pine. In the setup mission "Key to Her Heart", Carl stalks her home. You can unlock the keycard either by taking her on dates until her relationship meter reaches 35%, or by eliminating her during your first date and collecting the keycard directly from inside her house.

What happens if you kill Millie Perkins?

If you eliminate Millie Perkins, Woozie calls Carl shortly afterward explaining that the keycard must still be inside her residence. Walk up to Millie's house, step inside, and pick up the keycard off the floor. This method skips hours of relationship dating without any negative consequences on your story progression.

Where do you throw the tear gas in Caligula's casino?

The tear gas must be thrown directly into the open ventilation intake duct located inside the restricted staff hallway. Stand roughly five feet back from the grate, aim slightly above the opening, and toss the canister so it bounces cleanly down the air chute.

How do you escape the roof in Breaking the Bank at Caligula's?

Grab the parachute pickup near the roof edge, shoot down the circling police helicopter, sprint toward the southwest edge, and jump. Deploy the parachute and glide across the Strip onto the roof of The Clown's Pocket casino across the road. Climb into the parked Maverick helicopter and fly straight to the Verdant Meadows desert airstrip.

What is the reward for completing Breaking the Bank at Caligula's?

You receive a lump sum cash reward of $100,000, maximum respect points, complete victory in the Las Venturas casino war, and an infuriated phone call from Salvatore Leone threatening Carl Johnson.

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