A genuinely new (2025) Costa Rica-licensed casino/sportsbook (Lumina Holdings Limitada) with severe documented withdrawal delays and a self-exclusion-ignoring complaint
Visit Monsterwin →Pros
- 12,000+ games and a VIP rewards program, confirmed via direct site fetch
- Low EUR10 minimum deposit
- 24/7 live chat offered
- 10 of 13 complaints eventually resolved
Cons
- SEVERE: documented withdrawal delays exceeding 17 days beyond the stated 3-5 day window
- SEVERE: one report of the casino ignoring a self-exclusion request and continuing promotional emails
- Very low 1/10 AskGamblers player rating
- No licensing authority disclosed on the operator's own site
- Finance department only processes withdrawals weekdays 6am-5pm GMT - no evening/weekend withdrawals
- Genuinely new brand (2025) with limited track record
- No locally regulated welcome bonus in Norway
Our verdict
We want to report the most serious findings directly. Monsterwin, operated by Lumina Holdings Limitada under a Costa Rica gambling licence since 2025, is rated a low 5.3/10 CasinoRank by AskGamblers with a very low 1/10 player rating. Documented complaints include withdrawal delays exceeding 17 days beyond the operator's own stated 3-5 business day window, declined payments with unclear explanations, and unresponsive support giving generic replies - 13 total complaints, 10 resolved. Most seriously, one player reported the casino ignored their self-exclusion request and continued sending promotional emails, a pattern we treat with severity given the harm self-exclusion protections exist to prevent. We independently confirmed via a direct fetch of monsterwin.com that this is a real, large-scale gaming platform (12,000+ games, sportsbook, live casino) with a low EUR10 minimum deposit and a VIP rewards program - but its own site discloses no licensing authority whatsoever, a notable transparency gap for a brand this new. Norway has no locally regulated welcome bonus for this brand, given its state monopoly.
How we rated it
Casino & sportsbook (36%)6
12,000+ games across slots, live casino, and a sportsbook covering football, tennis, basketball, and ice hockey, per AskGamblers and confirmed via a direct fetch of the operator's own site.
Customer support (18%)3
24/7 live chat is offered, per AskGamblers, but the same source documents unresponsive support providing generic responses during withdrawal disputes.
Trust & licensing (27%)1.5
SEVERE: AskGamblers documents withdrawal delays exceeding 17 days beyond the stated 3-5 day window, and one player reporting the casino ignored a self-exclusion request and continued sending promotional emails. The operator's own site discloses no licensing authority at all - a genuinely new (2025) brand with a low 1/10 player rating.
Bonuses & value (18%)1
No locally regulated welcome bonus - Norway runs a Norsk Tipping/Norsk Rikstoto state monopoly, so any offer is only via the offshore .com site.
Welcome bonus
Quick facts
| Operator | Lumina Holdings Limitada |
| Licence | Costa Rica gambling licence (per AskGamblers) - not disclosed on operator's own site |
| Founded | 2025 |
| SEVERE finding | Withdrawal delays exceeding 17 days; one report of ignored self-exclusion request |
| AskGamblers rating | 5.3/10 CasinoRank, 1/10 player rating (single review) |
| Bonus status | No locally regulated welcome bonus in Norway (state monopoly) |
Where Monsterwin is licensed
Monsterwin appears on the official register in 1 country — 0 for sports betting and 1 for casino. We only feature it in markets where it holds a licence to accept you.
Europe (1)
About Monsterwin
Monsterwin (Lumina Holdings Limitada, Costa Rica-licensed, est. 2025) is a large, genuinely new gaming platform with severe documented withdrawal delays and a report of an ignored self-exclusion request.
FAQ
Is Monsterwin licensed?
Per AskGamblers, it holds a Costa Rica gambling licence, though the operator's own site does not disclose any licensing authority.
Is Monsterwin safe?
No - AskGamblers documents a very low 1/10 player rating, withdrawal delays exceeding 17 days, and one report of the casino ignoring a self-exclusion request.
Does Monsterwin pay out winnings reliably?
Documented complaints allege withdrawal delays exceeding 17 days beyond the stated 3-5 day window, plus declined payments with unclear explanations.
Who owns Monsterwin?
Lumina Holdings Limitada, per AskGamblers.
Does Monsterwin have a welcome bonus in Norway?
No - Norway runs a state monopoly (Norsk Tipping/Norsk Rikstoto), so no locally regulated bonus exists.
