Most players waste weeks upgrading the wrong stuff first.
Here is the clean th18 upgrade order.
Efficiency is everything. Prioritizing the right buildings will save you weeks of builder time. However, to understand why these upgrades matter, you need to see the full feature list. Check out our complete Clash of Clans TH18 Update Guide.
Step 1: Storages
You need big space for the massive TH18 costs.
Do this first.
Step 2: Hero Hall
Unlocks new hero levels.
Biggest power spike.
Step 3: Laboratory
You need this before any troop upgrade.
Step 4: Clan Castle
You unlock more spell space.
Huge for war.
Step 5: Pet House
New pet levels change late game fights.
Step 6: Core Defences
Focus on:
Super Wizard Tower
Air Defense
Bomb Tower
Ricochet Cannon
Step 7: Guardians
- Pick your Guardian.
- Upgrade the slot.
Step 8: Walls And Traps
- Do these last.
- Slow but simple.
The fastest way to max TH18 is simple.
Start with storages so you can hold the big costs.
Push Hero Hall next for the power jump.
Then fix your Lab your Clan Castle and your main defence items.
Finish with walls traps and slow upgrades.
Follow this order and you stay ahead of most players without wasting time or items.