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Offers on Olympus

Mythoswin Promotions and Bonuses for UK Players

Every current Mythoswin offer in one place — welcome deals, weekly boosts, tournaments and VIP cashback — with the real terms, all capped at 10x wagering.

By Oliver Pemberton, Senior Casino Analyst Updated 6 min read

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Mythoswin keeps its promotions list short and readable: two welcome offers (you choose one), a set of weekly deals for casino and sports players, a slot tournament and a five-tier VIP programme. Every Mythoswin bonus that carries wagering is capped at 10x, in line with UK rules. This page sets out each offer, the exact terms and how to claim it.

Mythoswin promotions at a glance

OfferWhat you getQualifying stepWagering / key rule
Casino welcome bonus100% up to £500 + 150 Free SpinsOpt in, deposit £20+10x bonus; 30 days
Sportsbook welcomeBet £10, Get £30 in Free Bets (3 × £10)£10+ bet at 1/2 (1.50) or biggerFree bets expire after 7 days
Hermes Wallet Boost25% up to £100, every Tuesday£20+ via PayPal, Skrill, Neteller or Revolut10x; 7 days
Olympus Spin Fridays50 Free Spins on Sunken Riches£20+ deposit on FridayWinnings 10x; spins valid 3 days
Labours of HerculesShare of £10,000 weeklyPlay participating slotsCash prizes, no wagering
Spartan Acca BoostUp to 50% extra winningsPre-match football acca, 5+ legsMax boost £5,000 winnings
VIP Path to Olympus3%–15% cashback + perks1 point per £10 wagered on slotsCashback in cash, no wagering

Casino welcome bonus: 100% up to £500 + 150 Free Spins

The headline Mythoswin bonus matches your first deposit pound for pound up to £500 and adds 150 Free Spins on Book of Ra Deluxe by Novomatic.

  • Minimum qualifying deposit: £20. You must opt in before you make the first deposit.
  • Wagering: 10x the bonus amount. Free-spin winnings also carry 10x wagering.
  • Free Spins: 50 per day for 3 days, worth 10p each. Each batch expires 24 hours after it is credited, so log in daily.
  • Time limit: 30 days to complete wagering.
  • Game contribution: slots 100%, live casino and table games 10%, game shows 10%.
  • Max stake with an active bonus: £5 per spin, or £2 if you are aged 18–24, matching UK online slot stake limits.

A quick example: deposit £100 and you receive a £100 bonus, giving a £200 balance and £1,000 to wager (10 × £100). Deposit £500 and you hit the cap — a £500 bonus with £5,000 of wagering. Our wagering requirements guide walks through more examples, including how contribution rates change the maths.

18+ · New UK players · 10x wagering · T&Cs apply

Claim 100% up to £500 + 150 Free Spins

Sportsbook welcome: Bet £10, Get £30 in Free Bets

If you came for football rather than slots, choose the Mythoswin sportsbook offer at registration instead.

  1. Sign up and select the sportsbook welcome offer.
  2. Place a qualifying bet of £10 or more at odds of 1/2 (1.50) or bigger.
  3. Make sure the bet is settled within 14 days of signing up.
  4. Receive 3 × £10 free bets within 24 hours of settlement.

The free bets expire after 7 days, and the free-bet stake is not returned with any winnings. Remember the rule that catches people out: it is either the casino welcome or the sportsbook welcome, never both.

One welcome offer only

Mythoswin allows one welcome offer per person, household, device and payment method. Choose carefully at registration — you cannot swap later.

Hermes Wallet Boost: the UK alternative to a crypto bonus

Some international casino sites advertise crypto bonuses. Those are not available here: UK-licensed accounts cannot deposit in cryptocurrency, so Mythoswin does not offer a crypto bonus to British players. What you get instead is the Hermes Wallet Boost, named after the messenger god for its speed.

  • Offer: 25% up to £100, every Tuesday.
  • Qualifying deposit: £20 or more made with PayPal, Skrill, Neteller or Revolut.
  • Wagering: 10x, completed within 7 days.

These e-wallets are also the quickest way to get paid — withdrawals to them land in under 3 hours once approved. See the payments overview for the full method table.

Olympus Spin Fridays: 50 Free Spins

Every Friday, deposit £20 or more that day and Mythoswin credits 50 Free Spins on Sunken Riches by Skywind. Each spin is worth 10p, winnings carry 10x wagering, and the spins are valid for 3 days. It is a simple end-of-week reload that suits players who already deposit regularly — there is no reason to deposit more than you planned just to trigger it.

Labours of Hercules weekly slot tournament

Labours of Hercules runs every week from Monday 00:00 to Sunday 23:59 UK time with a £10,000 prize pool. Points equal your biggest win multiplier on participating slots, so a 500x hit on a 10p spin counts the same as a 500x hit on a £5 spin. That makes it one of the fairer tournament formats for small-stake players. The top 100 are paid in cash with no wagering. Browse eligible titles in the slots lobby.

Spartan Acca Boost

Sports bettors get extra winnings on pre-match football accumulators of five or more legs, with each leg priced at 1/5 or bigger.

LegsBoost on winnings
510%
615%
720%
830%
10+50%

The maximum boost is £5,000 of extra winnings. Longer accas pay more but are much harder to land, so treat the boost as a bonus on bets you would place anyway.

VIP Path to Olympus

The Mythoswin VIP programme has five tiers. You earn 1 point for every £10 wagered on slots, and a tier is held for 90 days once reached.

TierPointsRewards
Mortal03% weekly cashback
Hero2,5005% cashback + priority withdrawals
Demigod10,0008% cashback + monthly reload
Titan35,00012% cashback + personal account manager
Olympian100,00015% cashback + bespoke rewards

Cashback is paid in cash with no wagering. Titan and Olympian members also get higher withdrawal limits than the standard £5,000 per day.

How to claim Mythoswin promotions and the rules that apply

  1. Create and verify your account — Mythoswin completes age and identity checks before any deposit or play.
  2. Opt in to the offer in the Promotions area or at sign-up before depositing.
  3. Deposit the qualifying amount with an eligible method.
  4. Play within the stake limit and the time window.

A few general rules apply across all Mythoswin promotions. Bonus funds sit separately from your cash, and cash is always used first. Withdrawing before wagering is complete forfeits the bonus, but not winnings you made from cash stakes. You also cannot pay to jump straight into a slot’s bonus round — that option is banned for GB players, so Mythoswin does not offer it.

18+ · UK players only · 10x max wagering · T&Cs apply

See today's Mythoswin offers

Only claim offers you would use within your normal budget — set limits through the responsible gambling tools if you need them. Play responsibly: 18+ only, and free support is available at BeGambleAware.org.

Questions about this topic

Can I claim both the casino and the sportsbook welcome offer?

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No. Mythoswin asks every new customer to choose either the casino welcome bonus of 100% up to £500 plus 150 Free Spins or the sportsbook offer of Bet £10, Get £30 in Free Bets. You pick one during registration, and only one welcome offer is allowed per person, household, device and payment method.

Is there a Mythoswin crypto bonus for UK players?

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No. UK-licensed accounts cannot deposit in cryptocurrency, so there is no crypto bonus for British players. Instead, Mythoswin runs the Hermes Wallet Boost: 25% up to £100 every Tuesday on deposits of £20 or more made with PayPal, Skrill, Neteller or Revolut, with 10x wagering and 7 days to complete it.

Do Labours of Hercules prizes have wagering?

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No. The weekly Labours of Hercules slot tournament pays its top 100 players from a £10,000 prize pool in cash with no wagering attached. Points are based on your biggest win multiplier on participating slots between Monday 00:00 and Sunday 23:59 UK time.

How is VIP cashback paid?

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Cashback on the Path to Olympus VIP programme is paid in cash with no wagering. The rate depends on your tier, from 3% weekly cashback at Mortal level up to 15% at Olympian level. You earn 1 point for every £10 wagered on slots, and a tier is held for 90 days.

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