Welcome Package
UP TO AU$5,000
+ 150 Spins + 3 Bonus Rounds
Hero Image
10 MIN Average Cash Out Time.
$4,016,272 Total cashout last 5 months.
$21,266 Last big win.
7,000+ Licensed games.

Mirax Casino 300% Deposit Bonus

Signing up with a casino offer that feels like it’s tailored just for Aussie slots fiends? Mirax Casino rolls out a hefty 300% deposit bonus that’s not just about boosting your bankroll—it’s about pumping adrenaline straight into your reels. Aussies love big multipliers, and this welcome package hits that sweet spot, layering big percentage boosts across four separate deposits. It’s not your usual one-and-done deal, but a ride that keeps on giving as you keep loading your account. Whether you’re spinning the latest Megaways or chasing classic pokies, this package fires up the excitement.

What Makes the Bonus a Wild Ride for Aussie Slots Lovers

The headline grabber is the massive 300% deposit bonus spread over multiple deposits—imagine your cash bolstered by boosts from 100% to 75%, then 50%, and capping off with a 100% match. Aussie players are buzzing because that kind of multiplier makes even a modest deposit feel like high-roller stakes, giving your spins a serious edge.

Since the minimum deposit starts at a fair dinkum A$40, it’s accessible but still hefty enough to unlock substantial bonus funds. That multiplier effect can turn a $100 spin session into something much bigger, especially for slot fans chasing multipliers combined with free spins. Plus, Mirax’s crypto-friendly vibe makes it easy for the tech-savvy to jump straight in.

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How the Four-Deposit Welcome Package Unfolds

Deposit # Bonus % Max Bonus (A$) Free Spins Min Deposit (A$) Promo Code
1st 100% 800 100 40 Auto (no code)
2nd 75% 1200 50 40 W2
3rd 50% 2000 None 40 W3
4th 100% 4000 None 40 W4

The nitty-gritty here: as you move from your first to fourth deposit, the bonus ramps up and maxes out at a colossal A$8,000 in bonus cash—enough to fuel an epic spins session or two. That’s alongside 150 free spins thrown in during your first two deposits, meaning there’s a nice mix of bonus money and free play.

Taste of the Free Spins Goodies

Mirax’s 150 free spins aren’t dumped all at once. Instead, they’re split: 100 free spins land on your first deposit, kicking off your adventure with a bang, while 50 more come with the second. Smart move, as it keeps the bonus fuel tank topped up longer—helping to stretch the fun across sessions.

Players can expect these spins to land on popular slots usually with good win potential, ideal for punters chasing multiplier chains or bonus rounds. That capped A$150 win from free spins might sound tight, but it’s still a solid chance at locking in extra cash to convert into your bankroll.

Bonus Codes to Remember

  • First Deposit: No code needed; bonus drops automatically once you deposit A$40 or more.
  • Second Deposit: Use promo code W2 to grab that 75% match + 50 free spins.
  • Third Deposit: Don’t forget to punch in W3 to snag the 50% bonus. Caps apply here.
  • Fourth Deposit: The final 100% match bonus unlocks with code W4.

Missing the codes? No bonus, no spin fuel for bonuses two through four. Unlike the first deposit’s automatic deal, you need to be on point grabbing these codes to stack your bonuses fully. Typos or skipping the codes means going home empty-handed on those deposits. If in doubt, always double-check your entry, or risk losing out on cash boosts designed specifically to boost your playtime.

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Wagering Requirements & Fine Print to Watch

Think you can breeze through the Mirax Casino welcome package just by hitting “play”? Hold up—it’s not that simple.

Breaking Down the 35x Wagering Rule

That magic number—35x—means you have to wager your bonus amount 35 times before cashing out becomes an option.

For example, if you snag a $100 bonus on your first deposit, that’s $3,500 you need to roll through slots to unlock your winnings.

Contrast this with your actual deposit—which doesn’t count towards the wagering here—and keep in mind, the focus is on bonus money alone, so it’s a proper grind.

The Bet Cap Drama: Why No More Than A$1.50 per Spin

The Aussie-friendly limit is pretty strict: no spinning with bets over A$1.50 during the wagering window.

Push past this cap, and your bonus goes poof, along with any winnings tied to it.

Imagine chasing a big win on a max bet spin, and then boom—that bonus vanished faster than your last feed scroll.

Game Restrictions and Contribution Rates

Not every game chips equally towards clearing the wager.

  • Most slots contribute 100%, which makes them your best mates for bonus clearing.
  • Table games or live dealer rounds sneakily contribute much less, around 10%, or sometimes none at all.

Smart move: pick slots that are straightforward with a solid RTP and 100% contribution to speed things up.

Timeframes to Complete Wagering

The clock’s ticking: all wagering must be done within 14 days of your deposit.

Miss this deadline, and both your bonus and any winnings from it get wiped.

This 2-week window demands a laser focus—procrastinators beware.

Bonus Abuse & Terms That Can Land You in Hot Water

Mirax’s promo isn’t a free-for-all playground.

Common traps to avoid include: creating multiple accounts, bonus hunting (jumping from promo to promo just to snag freebies), and using dodgy deposit methods.

The casino’s got an eye out for these moves and won’t hesitate to blacklist offenders or void bonuses to protect the game for everyone else.

Maximising Bonus Value & Winning Strategies

Making the Most of the Four-Deposit Structure

Breaking your initial bankroll into four separate deposits unlocks layers of bonus cash and free spins—stacking your advantage.

Rather than dropping all your coins in at once, pacing deposits lets you ride the promo waves without burning through funds too quick.

Thinking strategically:

  • Hit the minimum A$40 each time to unlock max bonus perks.
  • Use the promo codes W2, W3, and W4 exactly as required—no typos.
  • Space your deposits to manage your bankroll and meet wagering demands comfortably.

Best Slot Genres for Chasing That Multiplier Buzz

Low-to-medium volatility slots work wonders here—minimal rollercoaster swings that keep your bankroll steady while ticking off the wagering requirements.

Games with bonus features that sync well with free spins offers can drive extra excitement and stretch your playtime, opening more chances for wins.

Think about classic fruit slots with bonus rounds or popular video slots where free spins land frequently.

Crypto Deposits & Withdrawals: Speeding Up Your Cash Out

For those rocking Bitcoin, Ethereum, or stablecoins, crypto payments at Mirax slice withdrawal wait times sharply compared to traditional methods.

This means when that chase turns into a win, crypto users are cashing out quicker—no long spins stuck in processing limbo.

Just watch out for withdrawal limits on high wins; hitting the max without having your bonus fully cleared might cause delays or partial cashouts.

Avoiding Common Mistakes That Kill Bonus Potential

It’s tempting to skip the promo code field—but that’s a rookie move that wipes your bonus instantly on deposits 2, 3, and 4.

Also, ignoring the A$1.50 max bet rule during wagering kills your chances faster than a busted jackpot.

And beware of depositing with methods that the casino marks as ineligible—these won’t unlock your bonus and might even flag your account.

Play smart. Keep your bets small but consistent. And double-check every code before smashing that deposit button—because a tiny slip can cost a ton in bonus cash and spins.

Author photo: Roshni Budhathoki

Roshni Budhathoki

Experienced copywriter with a strong focus on persuasive campaigns, newsletters, performance-driven ad copy, optimized SEO texts, and in-depth long-form content. Having spent the past decade working within the…

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