Age of Empires IV is a real-time strategy game that requires you to memorize tech trees to play effectively and get units out as soon as possible when you need them. However, each civilization has unique features and units, so remembering the prerequisites for each one can be difficult.
Full Mongols Tech Tree
The tech tree below is sorted in ascending order by Civilization Age, then alphabetically by Building and the units/upgrades they provide at that Age. If a unit/upgrade is nested in another unit/upgrade, the parent list item is a prerequisite to the child list item.
Dark Age
The following buildings and units become available in the Dark Age.
- Barracks
- Dark Age
- Spearman
- Hardened Spearman
- Veteran Spearman (Castle Age)
- Elite Spearman (Imperial Age)
- Veteran Spearman (Castle Age)
- Hardened Spearman
- Spearman
- Feudal Age
- Early Man-at-Arms
- Man-at-Arms (Castle Age)
- Elite Man-at-Arms (Imperial Age)
- Man-at-Arms (Castle Age)
- Early Man-at-Arms
- Castle Age
- Landsknecht
- Elite Landsknecht (Imperial Age
- Heavy Maces
- Two-Handed Weapons
- Landsknecht
- Imperial Age
- Riveted Chain Mail
- Dark Age
- Deer Stones (Landmark)
- Dock
- Dark Age
- Fishing Boat
- Transport Ship
- Feudal Age
- Trade Ship
- Light Junk
- Extended Lines
- Drift Nets (Castle Age)
- Additional Sails
- Piracy
- Castle Age
- War Junk
- Explosive Junk
- Navigator Lookout
- Extra Ballista
- Imperial Age
- Baochuan
- Chaser Cannons
- Explosives
- Dark Age
- Ger
- Dark Age
- Forestry
- Survival Techniques
- Wheelbarrow
- Feudal Age
- Professional Scouts
- Horticulture
- Fertilization (Castle Age)
- Precision Cross-breeding (Imperial Age)
- Fertilization (Castle Age)
- Double Broadax
- Lumber Preservation (Castle Age)
- Crosscut Saw (Imperial Age)
- Lumber Preservation (Castle Age)
- Specialized Pick
- Acid Distillation (Castle Age)
- Cupellation (Imperial Age)
- Acid Distillation (Castle Age)
- Dark Age
- Outpost
- Feudal Age
- Arrow Slits
- Fortify Outpost
- Castle Age
- Springald Emplacement
- Imperial Age
- Cannon Emplacement
- Feudal Age
- Ovoo
- Dark Age
- Superior Mobility
- Feudal Age
- Whistling Arrows
- Raid Bounty
- Castle Age
- Additional Torches
- Imperial Age
- Stone Bounty
- Dark Age
- Pasture
- Dark Age
- Herdable Sheep
- Dark Age
- Stable
- Dark Age
- Scout
- Early Horseman
- Horseman (Feudal Age)
- Veteran Horseman (Castle Age)
- Elite Horseman (Imperial Age)
- Veteran Horseman (Castle Age)
- Horseman (Feudal Age)
- Castle Age
- Lancer
- Elite Lancer (Castle Age)
- Lancer
- Dark Age
- The Silver Tree (Landmark)
- Feudal Age
- Trader
- Imperial Age
- Stone Commerce
- Feudal Age
- Town Center
- Dark Age
- Scout
- Villager
- Feudal Age
- Textiles
- Dark Age
Related: All Mongols Civilization Masteries in Age of Empires IV
Feudal Age
The following buildings and units become available in the Feudal Age.
- Archery Range
- Feudal Age
- Archer
- Veteran Archer (Castle Age)
- Elite Archer (Imperial Age)
- Veteran Archer (Castle Age)
- Mangudai
- Veteran Mangudai (Castle Age)
- Elite Mangudai (Imperial Age)
- Veteran Mangudai (Castle Age)
- Archer
- Castle Age
- Crossbowman
- Elite Crossbowman (Imperial Age)
- Siha Bow Limbs
- Crossbowman
- Imperial Age
- Hand Cannoneer
- Feudal Age
- Battering Ram
- Blacksmith
- Feudal Age
- Bloomery
- Decarbonization (Castle Age)
- Damascus Steel (Imperial Age)
- Decarbonization (Castle Age)
- Steeled Arrow
- Balanced Projectiles (Castle Age)
- Platecutter Point (Imperial Age)
- Balanced Projectiles (Castle Age)
- Fitted Leatherwork
- Insulated Helm (Castle Age)
- Mastered Smiths (Imperial Age)
- Insulated Helm (Castle Age)
- Iron Undermesh
- Wedge Rivets (Castle Age)
- Angled Surfaces (Imperial Age)
- Wedge Rivets (Castle Age)
- Siege Engineering
- Bloomery
- Castle Age
- Military Academy
- Imperial Age
- Biology
- Chemistry
- Elite Army Tactics
- Feudal Age
- Kurultai (Landmark)
- Market
- Feudal Age
- Trader
- Imperial Age
- Stone Commerce
- Feudal Age
- Siege Tower
- Steppe Redoubt (Landmark)
- Dark Age
- Forestry
- Survival Techniques
- Wheelbarrow
- Feudal Age
- Professional Scouts
- Horticulture
- Fertilization (Castle Age)
- Precision Cross-breeding (Imperial Age)
- Fertilization (Castle Age)
- Double Broadax
- Lumber Preservation (Castle Age)
- Crosscut Saw (Imperial Age)
- Lumber Preservation (Castle Age)
- Specialized Pick
- Acid Distillation (Castle Age)
- Cupellation (Imperial Age)
- Acid Distillation (Castle Age)
- Dark Age
Castle Age
The following buildings and units become available in the Castle Age.
- Khaganate Palace
- Castle Age
- Lancer
- Elite Lancer (Imperial Age)
- Mangudai
- Veteran Mangudai
- Elite Mangudai (Imperial Age)
- Veteran Mangudai
- Early Horseman
- Horseman
- Veteran Horseman (Imperial Age)
- Elite Horseman
- Veteran Horseman (Imperial Age)
- Horseman
- Lancer
- Castle Age
- Prayer Tent
- Castle Age
- Shaman
- Herbal Medicine
- Imperial Age
- Piety
- Monastic Shrines
- Tithe Barns
- Castle Age
- Siege Workshop
- Castle Age
- Springald
- Mangonel
- Counterweight Trebuchet
- Greased Axles
- Imperial Age
- Bombard
- Culverin
- Roller Shutter Triggers
- Adjustable Crossbars
- Siege Works
- Castle Age
- The White Stupa (Landmark)
Imperial Age
The following buildings and units become available in the Imperial Age.
- Monument of the Great Khan (Landmark)
That's the entire tech tree for the Mongols Civilization!
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