February 2026. I had four accounts running DarkWolf: a $100,000 funded account, my $25,000 personal account, a $2,000 cent account for experiments, and a demo I used for set-file testing. Portfolio diversification, I told myself. Very professional.
Then one Tuesday the funded account dropped $1,900 in a single session — nearly 2%, on a day the EA's own stats said should have been flat. I opened the terminal expecting a news spike. Instead I found the problem staring at me in the Experts tab: the EA was running twice on the same account. My laptop at home, which I had forgotten to shut down before a trip, was trading the same $100k account as the VPS. Every signal fired twice. Double the size, double the loss.
The fix took an afternoon: one terminal per account, unique magic numbers everywhere, and a portfolio risk budget built in the DarkWolf MT5 Signal Calculator so I could see my total exposure across all four accounts on one screen. That spreadsheet moment — seeing that my "diversified" setup had $4,800 of combined daily risk — changed how I run everything.
This is my complete darkwolf mt5 multi account trading setup: the architecture, the math that keeps the accounts from secretly doubling each other's risk, and every mistake I made building it. If you run more than one account, the magic-number section alone will save you a bad day.
How I nearly hedged myself across four accounts
Running two terminals on one account. The $1,900 Tuesday described above. The laptop and the VPS both held the same login, both ran the EA, both took every signal. Position sizes looked normal per terminal — 0.4% risk each — but the account felt 0.8%. The tell was in the trade history: every ticket number had a near-twin opened seconds apart. Now each account lives on exactly one terminal, and I check for duplicate magic numbers monthly.
Reusing magic numbers across accounts. I used to leave the default magic number on every install. Then I connected a trade copier to mirror my personal account to the cent account, and the copier could not tell which trades belonged to which strategy. It copied everything, including the demo-test garbage. Every terminal now gets its own magic number — 101, 102, 103, 104 — written on a label in my journal. Boring. Essential.
Hidden correlation: the hedge I did not know I had. For three weeks my funded account ran EURUSD long-biased sets while my personal account ran GBPUSD long-biased sets. Both pairs are USD-shorts in disguise. On a dollar-rally day both accounts bled together: -$1,200 and -$340 on the same afternoon, for what I had mentally filed as "diversified" risk. The correlation guide explains the math, but the rule I took away is simple: if two accounts would lose on the same macro move, they are one position wearing two hats.
Different leverage, same risk setting. My funded account runs 1:100, my personal is 1:500. Same 0.5% risk input, wildly different margin usage — and on the 1:500 account the EA could stack positions that the 1:100 account would have margin-blocked. The dollar risk was equal but the behavior was not. I now size off the calculator per account instead of copying one risk number everywhere.
Signal calculator runs for a multi-account risk budget
Before touching any terminal, I ran each account through the calculator as its own scenario. The output became my portfolio budget:
| Account | Balance / risk input | Calculator output | Role |
|---|---|---|---|
| Funded | $100,000 at 0.4% | $400/trade, max daily risk $1,200 | Core income, conservative sets |
| Personal | $25,000 at 0.6% | $150/trade, max daily risk $450 | Growth, standard sets |
| Cent | $2,000 at 1.0% | $20/trade, aggressive test sets | Set-file laboratory |
| Demo | $50,000 at 0.5% | $250/trade, forward-test only | New strategies, never live |
The number that matters is the sum: $1,200 + $450 + $20 = $1,670 of combined worst-day risk across live accounts. Before I did this exercise I would have told you my risk was "0.4 to 1 percent." The calculator turned a vague feeling into a dollar figure I check every Monday. If the sum ever creeps past $2,000, something gets dialed back.
One license, four terminals: the mechanics of running DarkWolf everywhere
The physical setup is simpler than people expect. I run four portable MT5 installs on one VPS — each in its own folder, each logged into one account, each running one EA instance with its own magic number. Portable mode matters: it keeps the data folders separate so one terminal's update cannot nuke another's configuration.
| Terminal folder | Account | Magic number | Pairs traded |
|---|---|---|---|
| MT5-Funded | $100k funded | 101 | EURUSD, GBPUSD |
| MT5-Personal | $25k personal | 102 | XAUUSD, EURJPY |
| MT5-Cent | $2k cent | 103 | Rotating test pairs |
| MT5-Demo | $50k demo | 104 | Whatever I am testing |
Notice the pair split: the funded account trades EURUSD and GBPUSD while the personal account trades XAUUSD and EURJPY. That is deliberate decorrelation — the two live accounts should not both bleed on the same dollar move. The cent account is where new set files earn their place; nothing reaches the funded account without a month on cent first. Licensing-wise, check the pricing page for how many live accounts your license covers — running four terminals on one license when the terms allow two is the kind of shortcut that ends with a disabled key on a Friday afternoon. For the cent-account specifics, the cent account guide covers the lot-size quirks that trip people up.
The one formula that governs every multi-account setup
Per-account risk percentages lie to you. What matters is the portfolio total — the sum of every account's worst day, in dollars, happening at once. Because on a real macro shock, they do happen at once.
| Variable | Meaning | Example value |
|---|---|---|
| Balancei | Each live account's equity | $100k / $25k / $2k |
| Max Daily %i | That account's daily stop-out level | 1.2% / 1.8% / 3% |
| USD Directioni | +1 if the position is long USD, -1 if short USD | EURUSD long = -1 |
My numbers: ($100,000 × 1.2%) + ($25,000 × 1.8%) + ($2,000 × 3%) = $1,200 + $450 + $60 = $1,710 combined worst day. The second formula is the correlation check — add up every open position's USD direction weighted by size. If the sum is far from zero, I am not diversified, I am levered. I run this check every Sunday evening. It takes six minutes and it has caught two accidental USD stacks this year.
A $100,000 combined-equity month, account by account
March 2026, all four terminals running the setup above. Combined starting equity: $177,000 across live accounts. Here is how the month actually broke down:
| Account | Trades | Win rate | Net P&L | Note |
|---|---|---|---|---|
| $100k funded | 31 | 68% | +$4,120 | Steady, one -$780 day |
| $25k personal | 27 | 63% | +$1,840 | Gold carried the month |
| $2k cent | 44 | 55% | -$160 | Testing cost, as budgeted |
| $50k demo | 38 | 61% | +$2,900 | New set file validated |
Live combined: +$5,800 on $127,000 of live equity — about 4.6% for the month. The cent account lost money, which was its job: it burned $160 discovering that a new scalping set file fails on real spreads. That $160 saved the funded account from a much more expensive lesson. The demo's +$2,900 validated the set file that replaced it. Every account has a role, and the roles never mix.
My rules for keeping multi-account trading boring
Boring is the goal. Exciting multi-account setups are where the $1,900 Tuesdays live.
One change at a time, everywhere. When I update a set file, it goes to the cent account first for two weeks, then personal, then funded — never all three on the same day. A bad parameter should cost me $20 on cent, not $400 on funded.
Sunday portfolio review, fifteen minutes. Combined risk check from the formula above, correlation check on open positions, and one glance at each account's weekly P&L. I do it with coffee before the Asian open. The weeks I skip it are the weeks something drifts.
No manual trades on EA accounts. The funded and personal accounts are EA-only. If I get a discretionary itch, it goes on the cent account, where the damage is capped at $20 a trade. Separation of church and state.
Withdrawal discipline per account. Funded profits get withdrawn monthly above the high-water mark. Personal profits compound. Mixing the two — "borrowing" from the personal account to cover a funded drawdown psychologically — is how traders turn two healthy accounts into one stressed one.
Input mapping for the signal calculator across accounts
One calculator, four runs. The inputs differ per account because the accounts differ:
| Input Field | What it means | Sample value |
|---|---|---|
| AccountBalance | Per-account equity, not your total net worth | 100000 / 25000 / 2000 |
| RiskPercent | Risk per trade for that account's role | 0.4 / 0.6 / 1.0 |
| MagicNumber | Unique per terminal, never reused | 101 / 102 / 103 |
| MaxDailyLossPercent | Per-account circuit breaker | 1.2 / 1.8 / 3.0 |
| AllowedPairs | Decorrelated pair sets per account | EURUSD,GBPUSD / XAUUSD,EURJPY |
| LeverageNote | Record each account's leverage for margin sanity | 1:100 / 1:500 / 1:500 |
Run the DarkWolf MT5 Signal Calculator once per account and save each output with the account name. My folder has four saved configs, and the Sunday review starts by re-reading them. Regulators like the FCA publish good plain-English material on leverage risk if you want the official version of my leverage warning, and the MQL5 community has deep threads on multi-terminal setups worth reading before you build yours.
Multi-account questions I keep getting asked
How many DarkWolf accounts can I run on one license?
Check the pricing page for your tier's live-account limit — mine covers the funded and personal accounts, and I keep the cent account on a separate key. Running more live accounts than your license allows risks a disabled key, and a disabled key mid-session is worse than any losing trade.
Can I run two MT5 terminals on the same VPS?
Yes — I run four. Install each in portable mode in its own folder so configurations stay separate. The practical limit is VPS resources: each terminal with charts and an EA uses roughly 300–500 MB of RAM. My 4 GB VPS handles four terminals comfortably; eight would need an upgrade.
Do I need different magic numbers on each account?
Absolutely. The magic number is how the EA identifies its own trades. Reuse it across terminals and any trade copier, journaling tool, or the EA itself can confuse one account's trades for another's. I use 101, 102, 103, 104 and keep the mapping in my journal. I keep a laminated card on my desk with the four numbers so there is never any guessing during setup.
Will my broker flag me for running multiple accounts?
No — brokers expect it. What gets flagged is the same account logged into terminals in two countries simultaneously, which looks like account sharing. One terminal per account, all on the same VPS in one location, and you will never trigger that review. It takes thirty seconds and has saved me from an embarrassing support ticket more than once.
How do I avoid correlated risk across accounts?
Split pairs by currency exposure: my funded account trades EURUSD/GBPUSD while my personal account trades XAUUSD/EURJPY. Then run the Sunday correlation check from the formula section. If both accounts would lose on the same dollar move, rebalance the pair sets. If both accounts would lose on the same dollar move, I rebalance the pair sets that same evening.
Should each account use the same risk percentage?
No. The funded account gets the lowest risk because its dollar amounts are largest and prop rules are strictest. The cent account gets the highest percentage because its job is testing, not income. Size the percentage to the account's role, not to a round number you like. The funded account keeps the lowest percentage because its dollar amounts are largest and the rules are strictest.
Can I copy trades from my main account to the others instead?
You can, with a trade copier, but you inherit the main account's timing and sizing quirks on every follower account. I prefer independent EA instances with per-account risk settings — if one account's logic has a bad day, the others are not contractually obligated to join it. Independent instances mean one account having a bad day never drags the others down with it.
What is the biggest multi-account mistake beginners make?
Running the same account on two terminals at once — my $1,900 Tuesday. It usually happens after travel: you open the laptop "just to check," the EA is still enabled there, and now every signal fires twice. After any trip, my first action is confirming which terminals are actually running.