Synn Store BLOG - 💎 How to Farm Crystal of Aurora (COA) Without Going Broke — The Smart Collector's Guide

Ever wonder how some players always seem to pull off those flashy collector skins like it’s just part of their daily login routine? How are they consistently hitting that World Collector milestone without spending thousands?

Let’s break it down.

how to consistently farm Crystal of Aurora (COA) using guaranteed methods only. No gimmicks, no wild luck needed. Just smart, steady progress.

🧊 What Even Is Crystal of Aurora?

If you're new (and there’s a good chance you are, with all the promos going on), here’s the breakdown:

Crystal of Aurora (COA) is a premium currency in Mobile Legends. Think of it like diamonds, but more selective—it’s only usable in specific draws like:

• Zodiac Summons for JDi skins (e.g., Gemini, Jask Cancer)

• Venom Skins on occasion

• Magic Wheel for legendary skins

• New Arrival draws (though usually not worth it unless you’re targeting specific items)

• Grand Collection for high-tier collector skins

Now here’s the kicker:
Diamonds are your active currency. COA is your passive one.

Diamonds get spent fast—for skins, events, starlight, battle passes, etc. COA, on the other hand, builds in the background. It’s like finding a hidden stash in your jacket pocket just when you need it most.

🧠 Why COA Is Your Second Diamond Wallet

For non-whales and value hunters, COA is a grind that pays off. It’s the Battle Coin’s premium cousin—you can farm it daily, weekly, and monthly with zero RNG needed.

Here’s how:

🔁 Guaranteed COA Farming Methods

1. Weekly Diamond Pass

• 📦 Daily reward: 10 COA + 20 Diamonds + Starlight points

• 🗓️ Monthly total: 300 COA
  ✅ Best for: Dual progression (Starlight + COA grind)

2. Diamond Aurora Box

• 💎 Cost: 10 diamonds/day

• 📈 Rewards: 10–50 COA daily

• 📊 Minimum monthly COA: 300

• 🟡 Average: 360–450 COA/month
  🎯 Pro tip: Even a low roll adds up over time. Great long-term value.

3. Monthly COA Supply

• 🎁 One-time monthly purchase

• 💰 Randomized: 120–200 COA
  🌟 Best used as a monthly boost

4. Monthly Epic COA Bundle

• 💎 Fixed reward: 180 COA/month

• 🧩 Bonus: Skin Fragments + other rewards
  👍 No RNG. Just reliable farming.

5. Weekly COA Bundle

• 📦 20 COA/week

• 📅 80 COA/month
  🪙 Small, but clutch when you're a few COA short of a skin.

6. Starlight (Style Pass)

• 🏆 150 COA/month (on full progression)

• 🪜 Available on the style reward track
  🧠 Pro tip: Don't miss this if you're already investing time in Starlight anyway.

🎉 Bonus COA Sources (Not Guaranteed, But Worth Watching)

• Birthday Reward: 100 COA once a year

• Special Events: Login milestones, recharge events, task-based missions

• Epic Skin Passes: Some offer up to 150 COA

• Super Value Pass: Occasionally drops—$1 for $10 worth of COA!

• Mega Draw Events: You can earn COA while aiming for skins

• Style Books: Sometimes reward COA (but pretty random)

🧮 Monthly COA Totals — Let's Do the Math

🔹 Bare Minimum (Low Roll Scenario)

• Aurora Box (10 COA/day): 300

• Weekly Diamond Pass: 300

• Monthly Supply (min roll): 120

• Epic Bundle: 180

• Weekly Bundle: 80

• Starlight Track: 150
  ➡️ Total: 1130 COA/month

🔸 Realistic Average

• Aurora Box (12 COA/day avg): 360

• Diamond Pass: 300

• Monthly Supply (avg): 150

• Epic Bundle: 180

• Weekly Bundle: 80

• Starlight Track: 150
  ➡️ Total: ~1220 COA/month

🌟 Dream Scenario (Max Roll)

• Aurora Box (50 COA/day): 1500

• Diamond Pass: 300

• Monthly Supply (max roll): 200

• Epic Bundle: 180

• Weekly Bundle: 80

• Starlight: 150
  ➡️ Total: 2410 COA/month
  😱 If this happens to you—screenshot it. Frame it. Flex it.

🧠 Final Thoughts — The Collector’s Play

You're not just chasing one skin—you’re playing the long game. At 1200 COA/month, you’re looking at:

• 🔄 3600 COA in 3 months

• 💥 Enough to complete a full Grand Collection cycle or make huge progress on the Magic Wheel

• 💰 Without touching your main diamonds

Save the diamonds for daily draws, limited-time events, and collector moments.

Let COA do the heavy lifting. Stack smart. Play smart.

How much COA are you farming each month? Are you slow and steady with daily boxes or going all in with bundles? Let us know below! 👇