Description
Opt in, then place a £5–£25 pre-match ‘Bet Builder’ on UFC 321, and if it loses, your stake is refunded as a free bet.
Key terms
Opt-in
Via Promotions Hub before placing your bet.Offer availability
Between 15:00 on Friday, 24th October 2025 and 21:30 on Saturday, 25th October 2025.Event & market
UFC 321 pre-fight 'Bet Builder'.Qualifying bet
First 'Bet Builder' after opt-in placed within the offer window.Minimum/Maximum stake
£5+; £25 (varies per customer).Minimum odds
1.50 (1/2) per 'Bet Builder'.Minimum selections
3+.Reward
Free bet equal to your stake credited upon settlement if the 'Bet Builder' loses.Free bet rules
Valid for 7 days; stake not returned with any winnings.Restrictions
Online only; 'Power Up Multis' excluded; one free bet per customer.
Read full terms .
Tips for this offer
You may not be able to lay your qualifying bet(s), in which case, if you want to do the offer, you'll need to treat it as advantage play.
General advice and example for ‘Money back if bet loses’ offers
Place your ‘Money back if bet loses’ bets at high odds to maximise your profits. Use the ‘Money Back if Bet Loses’ setting on the Matched Betting Calculator to calculate your lay stakes. In the ‘Cashback’ field, you should enter the amount of your cash refund or the amount you expect to convert if the bookmaker pays your refund as a free bet or bonus.
You can convert any free bets or bonuses into cash. Use the ‘Free Bet’ setting on the Matched Betting Calculator to calculate your lay stakes. It’s best to place free bets at high odds to maximise your profits.
See my Money back if bet loses guide for a complete walkthrough of this offer type.
How to lay a Bet Builder
If you’re looking to lay a football Bet Builder, you’re in luck. All you need to do is add the right combination of selections, and you’ll be able to lay your Bet Builder in one bet at the betting exchange.
Bet Builders on other sports tend not to be as straightforward, and you may struggle to lay your bet. In that instance, and depending on the offer, you may want to treat it as advantage play.
See my Bet Builders guide for a walkthrough of your options.
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Matt Kirman – Matched Betting Blogger
Since 2014, I’ve blogged over £100,000 worth of profit, and made it my mission to make matched betting accessible to everyone.