This guide is going to be quick and brief. i only plan to add the quests that have achievements

Sacrifice = Death + religion

Quicksilver = metal + water
Philosophers stone = magic + quicksilver

Gold = Philosophers stone + metal

Glass = fire + sand
Crystal ball = glass + magic

Sun = fire + void
Sunglasses = sun + glass

Wood = human + tree
Guitar = human + wood

Zombie = death + humans
Brains = humans + zombie

Alcohol = fire + water
Tequila = worm + alcohol

Vodka = water + alcohol

Absinthe = alcohol + grass

Beer = alcohol + wheat

Weapon = human + metal
Assassin = human + weapon
Pirate = assassin + water
Rum = pirate + alcohol

Joker = assassin + chaos

Deathstar = void + weapon

Beach = humans + island
Cliffs = humans + island
Forest = humans + island
Cave = humans + cliffs
Stone = humans + cliffs

Tree = human + forest
Leaves = humans + tree
Stick = humans + tree
Shelter = leaves + stick

Get map

Hidden Treasure = humans + map
Spyglass = humans + hidden treasure
White sail = humans + spyglass

Spark = stone + stone
Bonfire = spark + leaves
Smoke = bonfire + leaves

Merchants = smoke + white sail
Salvation = merchants + humans

Spellbook = book + magic
Wizard = spellbook + human
Warrior = human + sword
Adventurers = warrior + wizard
Quest = king + adventurers
Experience = Adventurers + quest
Gold = Adventurers + quest
Party = experience + adventurers
Dead dragon = party + dragon
Key = party + dead dragon

Mountain = dragon + quest
Lair = dragon + mountain
Secret door = lair + rogue

Trap = key + secret door
Maze = Rogue + trap
Princess = maze + party

Love = human + human
Birth = human + human
Discipline - human + order
Faith = human + religion
Salvation = faith + human
Diligence = human + work
Gift = human + money
Generosity = human + gift
Cheerfulness = human + fun

Sublimation = sex + work
Diet = bread + water
Fasting = diet + religion
Vegetarianism = diet + grass

Abstention = order + alcohol
Free apps = cell + gift
Altruism = cell + free apps

Virtue = light + sin
Hope = virtue + faith
Joy = virtue + love
Calmness = virtue + energy
Assistance = virtue + humans
Tolerance = virtue + humans
Modesty = virtue + pride
Humanity = virtue + wrath

Resurrection = corpse + life
Donation = money + fun
Charity = donation + money
Continence = wizard + sex
Chastity = priest + sex

Pre-era combos

Dust = air + earth
Plasma = energy + fire
Sun = void + plasma
Lightbulb = void + glass
Radiowave = void + electricity
Book = knowledge + paper
DNA = knowledge + life
Clock = mechanism + time
Semiconductor = knowledge + electricity
Vacuum tube = semiconductor + lightbulb
Clothing = fabric + human
Armor = clothing + metal
Shopping = human + money
Tea = energy + grass
Car = oil + cart
Airplane = car + air
Rocket = airplane + void
Missile = rocket + weapon

1900
Air conditioner = air + freezer
Zepplin = air + fabric
Helicopter = air + mechanism
Cellophane = oil+ fabric
Crayons = oil + limestone
Teabag = tea + fabric
Assembly line = work + order
Vaccum Cleaner = void + dust
Washing Machine = water + clothes
Theory of relativity = time + knowledge

1910
Crossword = knowledge + games
Stainless Steel = knowledge + metal
Lie Detector = knowledge + sin
Neon lamp = electricity + neon
Toaster = electricity + bread
Zipper = clothing + mechanism
Bra = clothing + woman
Gas mask = air + armor
Tank = armor + car
Vitamin = food + life

1920
Frozen food = food + freezer
Bubble gum = food + fun
Yo-yo = fun + games
Traffic lights= order + car
Sunglasses = sun + glass
Bandaid = fabric + glue
Antibiotics = bacteria + medicine
Robot = work + mechanism
Radar = airplane + radiowave
Big Bang Theory = knowledge + void

1930
Software = knowledge + magic
Radio telescope = knowledge + radiowave
FM Radio = radiowave + music
Polaroid = photo + time
Photocopier = photo + paper
Parking meter = money + car
Monopoly = money + games
Jet Engine = fire + mechanism
Shopping Cart = cart + shopping
Duct Tape = cellophane + glue

1940
Bikini = Clothing + sun
First Computer = vacuum tube + software
Microwave = food + radiowave
Aqualung = gas mask + water
Transistor = electricity + semiconductor
Bar code = money + shopping
AK47 = magic + weapon
Bazooka = missile + weapon
Nuclear Bomb = Plutonium + weapon
Nuclear power reactor = plutonium + energy

1950
Super glue = time + glue
Fast Food = time + food
Credit card = debt + money
Back box = airplane + death
Liquid Paper = paper + water
Solar Cell = electricity + sun
Laser = Energy + Semiconductor
Digital Clock = clock + semiconductor
Microchip = transistor + transistor
Satellite = void + robot

1960
Video Game = first computer + games
Computer mouse = first computer + Video Game
Digital Photography = first computer + photo
3d Holography = photo + laser
ATM = money + mechanism
Moon Lander = void + car
Astronaut = human + void
Hypertext = book + software
Audio Cassette = cellophane + music
Kevlar = armor + fabric

1970
Stereo = Audio Cassette + music
Floppy Disk = Audio Cassette + software
Karaoke = games + music
Copyright = games + puzzle
Digital Camera= = time + digital photography
Cellphone = phone + radiowave
Hybrid Vehicle = electricity + car
Microprocessor = microchip + software
Personal Computer = first computer + microprocessor
Space Station = Satellite + Satellite

1980
Modular space station = space station + space station
Virtual Reality = life + video game
Internet = Personal computer + Personal computer
MS-DOS = Personal computer + Software
Windows = MS-DOS + software
Fax Machine = paper + phone
DNA Fingerprinting = knowledge + DNA
Artificial Heart = life + mechanism
CD = floppy disc + laser
Flash Memory = book + microchip

1990
DVD = cd + cd
WWW = internet + hypertext
Webcam = internet + digital camera
MP3 Player = music + microprocessor
Sea Launch = rocket + water
Plasma TV = plasma + TV
Smartphone = personal computer + cellphone
USB = personal computer + order
GPS = knowledge + satellite
Memory Card = book + flash memory