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Quest Speleological Laboratory
 → 
Quest Preparing to Descend
 → 
Quest At the Crater Bottom
 → 
Quest Earth Magnetism Institute
 → 
Quest Origin of the Crater
 → 
Quest Waterway Beautification Service
 → 
Quest Creating a Lake
 → 
Quest Studying Craters
 → 
Quest Artificial Lake
 → 
Quest Mysterious Crater
Speleological LaboratoryPreparing to DescendAt the Crater BottomEarth Magnetism InstituteOrigin of the CraterWaterway Beautification ServiceCreating a LakeStudying CratersArtificial LakeMysterious Crater




"Investigate the Mysterious Crater in the Great Lakes. Create the first Artificial Lake in Megapolis and get fantastic prizes!"

Mysterious Crater is a Timed Quest in which the player has 192 hours to build and upgrade a total of 6 new fixed structures with assets leading to exclusive rewards. It was released as part of an update on March 24, 2016.[1]

"A Mysterious Crater has been discovered in the territory of the Great Lakes. Scientists are worried: what is at the bottom of the crater, and how did it form? It's time to do some research!"
"The residents are asking the mayor to: investigate the crater"
"Investigate the Crater: built the Speleological Laboratory, Karst Research Academy and other buildings. Create the first Artificial Lake in Megapolis and get a prize!"

Requirements


Mysterious Crater Background


Tips

This timed quest requires 459 Megabucks sm (for assets, if purchased) and 1,518,950 Coin sm (for contracts, diagrams, buildings and foundation purchases) in total.

Stage 1 - Speleological Laboratory

Quest Speleological Laboratory
"Speleology is the science of in-depth study and exploration of caves."
"Start building the Speleological Laboratory to study the Mysterious Crater in the Great Lakes."

Speleological Laboratory Construction Lay the Speleological Laboratory Foundation
Costs: 50,000 Coin sm or 5 Megabucks sm
Gives: 150 Experience sm and 10,000 Population Limits cap increase upon completion

Rewards:

What a great start! You get some building materials as a reward. Check your Storehouse!

Stage 2 - Preparing to Descend

Quest Preparing to Descend
"You need a Geomorphology Center to learn the nature of the Mysterious Crater."
"Build a Speleological Laboratory and a Geomorphology Center."

Speleological Laboratory L1 Build the Speleological Laboratory
Costs:
05 x Light Table Asset Light Table (from Stage 1 above)
05 x Luminescent Lamps Asset Luminescent Lamps
Gives: 200 Experience sm and 25,000 Population Limits cap increase upon completion and access to Descent to the Crater Bottom contract at the Speleological Laboratory
Geomorphology Center Start building the Geomorphology Center
Costs: 80,000 Coin sm or 3 Megabucks sm
Gives: 1,800 Experience sm and 23,800 Population Limits cap increase, then 2,300 Coin sm and 80 Experience sm every 12 hours and access to Karst Hazard Assessment contract at the Speleological Laboratory

Rewards:

Great work! The necessary preparations are complete. It's time to descend into the depths of the Mysterious Crater!
  • 260 Experience sm
  • 1,200 Coin sm

Stage 3 - At the Crater Bottom

Quest At the Crater Bottom
"Start building the Karst Research Academy to learn more about the origin of the Mysterious Crater."
"Build the Speleological Institute and lay the Karst Research Academy Foundation. It's time to solve the mystery of the crater – go to the bottom of the hole."

Speleological Laboratory L2 Upgrade the Speleological Laboratory to the Speleological Institute
Costs:
05 x 3D Scanners Asset 3D Scanners
05 x Safety Goggles Asset Safety Goggles
Gives: 300 Experience sm and 45,000 Population Limits cap increase upon completion and access to Studying the Causes of Sinkholes contract at the Speleological Laboratory
Karst Research Academy Construction Lay the Karst Research Academy Foundation
Costs: 56,600 Coin sm or 3 Megabucks sm
Gives: 400 Experience sm and 5,000 Population Limits cap increase upon completion
Contract Descent to the Crater Bottom Accept the Descent to the Crater Bottom contract
Requires: Speleological Laboratory (Level 1)
Costs: 170 Coin sm and 15 minutes
Gives: 740 Coin sm and 7 Experience sm upon completion

Rewards:

Wonderful! You receive building materials as a reward.
  • 330 Experience sm
  • 1,800 Coin sm
  • 10 x Cords Asset Cords

Stage 4 - Earth Magnetism Institute

Quest Earth Magnetism Institute
"Build the Earth Magnetism Institute – it will help you monitor the topographical relief and prevent the formation of new craters in a timely manner."
"Build the frame of the Karst Research Academy and start building the Earth Magnetism Institute. Carry out a karst hazard assessment – craters in the ground can be dangerous!"

Karst Research Academy L1 Build the Karst Research Academy Frame
Costs:
12 x Circular Saw Asset Circular Saw
10 x Cords Asset Cords (from Stage 3 above)
08 x Holding Angle Asset Holding Angle
Gives: 800 Experience sm and 15,000 Population Limits cap increase upon completion
Earth Magnetism Institute Construction Lay the Earth Magnetism Institute Foundation
Costs: 71,500 Coin sm or 3 Megabucks sm
Gives: 600 Experience sm and 5,000 Population Limits cap increase upon completion
Contract Karst Hazard Assessment Complete the Karst Hazard Assessment contract
Requires: Geomorphology Center
Costs: 350 Coin sm and 30 minutes
Gives: 1,500 Coin sm and 14 Experience sm upon completion

Rewards:

The speleological scientists have determined that the crater in the Great Lakes is not dangerous. You get the Lake Park as a reward for your good work. Tell your friends!

Stage 5 - Origin of the Crater

Quest Origin of the Crater
"There are many causes of karst crater formation. Establish the cause of the formation of the crater in the Great Lakes."
"Finish building the Karst Research Academy to find the cause of the crater's formation. Start building the Waterway Beautification Service."

Karst Research Academy L2 Build the Karst Research Academy
Costs:
11 x Bitumen Asset Bitumen
14 x Rebar Asset Rebar
15 x Research Equipment Asset Research Equipment
Gives: 900 Experience sm and 26,300 Population Limits cap increase upon completion, then 2,800 Coin sm and 91 Experience sm every 11 hours and access to Developing a Plan to Fill the Crater contract at the Speleological Laboratory
Waterway Beautification Service Construction Build the Waterway Beautification Service Foundation
Costs: 66,100 Coin sm or 3 Megabucks sm
Gives: 400 Experience sm and 1,000 Population Limits cap increase upon completion
Contract Studying the Causes of Sinkholes Accept the Studying the Causes of Sinkholes contract
Requires: Speleological Institute (Level 2)
Costs: 830 Coin sm and 1 hour
Gives: 3,600 Coin sm and 36 Experience sm upon completion

Rewards:

Speleological scientists have established the cause of the crater's formation and are prepared to offer a great solution for filling it in. You get more experience as a reward!
  • 480 Experience sm
  • 3,200 Coin sm

Stage 6 - Waterway Beautification Service

Quest Waterway Beautification Service
"The scientists of Megapolis suggest that we fill the crater with water to form an Artificial Lake. What a great idea! Let's start making it happen."
"Build the Waterway Beautification Service and the Landscaping Company. Develop a detailed plan for filling the crater before creating the artificial lake."

Waterway Beautification Service L1 Build the Waterway Beautification Service
Costs:
15 x All-Purpose Primer Asset All-Purpose Primer
12 x Escalators Asset Escalators
15 x Facade Adhesive Asset Facade Adhesive
14 x Filters Asset Filters
14 x Turnstiles Asset Turnstiles
Gives: 1,000 Experience sm and 15,000 Population Limits cap increase upon completion
Landscaping Company Start building the Landscaping Company
Costs: 1,152,000 Coin sm or 3 Megabucks sm
Gives: 1,300 Experience sm and 17,300 Population Limits cap increase upon completion, then 1,600 Coin sm and 52 Experience sm every 10 hours and access to Speleogenesis and Hydroecology Conference contract at the Speleological Laboratory
Contract Developing a Plan to Fill the Crater Complete the Developing a Plan to Fill the Crater contract
Requires: Karst Research Academy (Level 2)
Costs: 4,140 Coin sm and 3 hours
Gives: 18,000 Coin sm and 190 Experience sm upon completion

Rewards:

Great work! You receive building materials as a reward. Use them wisely!

Stage 7 - Creating a Lake

Quest Creating a Lake
"Find out more about the causes of crater formation at a conference dedicated to speleogenesis and hydroecology."
"Build the Earth Magnetism Institute and organize a conference dedicated to speleogenesis and hydroecology."

Earth Magnetism Institute L1 Build the Earth Magnetism Institute
Costs:
14 x Compass Asset Compass
11 x Cords Asset Cords
15 x Separator Asset Separator
10 x Signal Amplifiers Asset Signal Amplifiers (from Stage 6 above)
13 x Strain Gauge Asset Strain Gauge
15 x T-beam Asset T-beam
12 x Telemetry System Asset Telemetry System
Gives: 1,000 Experience sm and 15,000 Population Limits cap increase upon completion and access to Monitoring Karst Deformation contract at the Speleological Laboratory
Contract Speleogenesis and Hydroecology Conference Accept the Speleogenesis and Hydroecology Conference contract
Requires: Landscaping Company
Costs: 7,200 Coin sm and 5 hours
Gives: 31,300 Coin sm and 310 Experience sm upon completion

Rewards:

You completed the task and you're getting building materials as a reward! They're in your Storehouse.

Stage 8 - Studying Craters

Quest Studying Craters
"Monitor karst deformations to help prevent the formation of new craters. Invite your friends to help you in this difficult task"
"Modernize the Waterway Beautification Service to create the first Artificial Lake in Megapolis."

Waterway Beautification Service L2 Upgrade the Waterway Beautification Service to the Waterway Beautification Center
Costs:
09 x Augers Asset Augers
10 x Disinfection System Asset Disinfection System
13 x Drainage Devices Asset Drainage Devices
12 x Hydro Insulation Asset Hydro Insulation
15 x Hygrograph Asset Hygrograph (5 from Stage 7 above)
11 x Pipes Asset Pipes
13 x Water Lifting Equipment Asset Water Lifting Equipment
12 x Water Softeners Asset Water Softeners
Gives: 1,100 Experience sm and 33,300 Population Limits cap increase upon completion, then 3,500 Coin sm and 120 Experience sm every 12 hours and access to Creating an Artificial Lake contract at the Speleological Laboratory
Contract Monitoring Karst Deformation Complete the Monitoring Karst Deformation contract
Requires: Earth Magnetism Institute (Level 1)
Costs: 13,230 Coin sm and 7 hours
Gives: 57,500 Coin sm and 560 Experience sm upon completion

Rewards:

Great work! Begin the final task and get your well-deserved reward!
  • 780 Experience sm
  • 5,900 Coin sm

Stage 9 - Artificial Lake

Quest Artificial Lake
"Start creating an Artificial Lake. Invite friends to help!"
"Build the International Earth Magnetism Institute and start creating an Artificial Lake."

Earth Magnetism Institute L2 Upgrade the Earth Magnetism Institute to the International Earth Magnetism Institute
Costs:
13 x Multi-Functional Monitor Asset Multi-Functional Monitor
12 x Oscilloscope Asset Oscilloscope
14 x Projector Asset Projector
11 x Radiation Shield Asset Radiation Shield
13 x Searchlight Asset Searchlight
10 x T Square Asset T Square
08 x Test Chamber Asset Test Chamber
10 x Weather Radar Asset Weather Radar
14 x Windlass Asset Windlass
Gives: 1,000 Experience sm and 35,100 Population Limits cap increase upon completion, then 4,500 Coin sm and 140 Experience sm every 15 hours
Contract Creating an Artificial Lake Accept the Creating an Artificial Lake contract
Requires: Waterway Beautification Center (Level 2)
Costs: 16,930 Coin sm and 8 hours
Gives: 73,600 Coin sm and 680 Experience sm upon completion

Rewards:

You did it! As a reward, you get a great gift – the Diving Center. It's in your Storehouse. Build it and get a new title!

Rewards

For completing Stage 4

For completing Stage 9

Achievement after building the Diving Center
Achievement Keeper of Mysterious Crater Secrets
"You built the Diving Center and get the proud title of Keeper of Mysterious Crater Secrets. Tell your friends!"
  • 30,000 Coin sm
  • 1,000 Experience sm
  • 3 Megabucks sm

Trivia

  • Social Quantum's internal name for this quest is "Таинственная воронка" which translates to "Mysterious funnel".
  • Social Quantum's ID for this quest is 10076070.

References

  1. SQ Forum: Update 03.24.2016 #1

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