Here's the deal. Though Holland is English speaking, you'll still find the little MMA coverage that does get out is usually in Dutch.
Kickboxing, still the distant leader gets more coverage and yet still, very little coverage of injuries in training.
It is my guess that outside of USA, which loves media coverage (potentially Canada too) you will find very little to no reference of injury (simple or severe) that is public domain. Do you know why? There is little to no public interest outside of Sherdog, or general over the top fanboyism that exists mostly among young pubescent keyboard warriors.
I know this 1st hand. I've trained and sparred with 3 solid gyms, in Muay Thai and MMA.
5 weeks ago in fight prep, a welterweight took a roundhouse flat to his forehead and suffered memory loss.
Last night, a straight overhand concussed one mediocre sparring partner.
Shogun and Ninja gave my club a seminar 10 years ago and first hand we learned that ChuteBox went hard and often. A lot the guys were fighting the same week after gym knockouts and fractures that were taped up and stifled with painkillers.
Step foot in at least two renowned Dutch kickboxing gyms and you will get broken toes, concussions and out something out of place.
It may not be wise for training but this is a fact.
Add this to HeavyWeights training hard and training tired - you will quickly see that it is too easy to injure yourself or others. Whether through anger or lack of care.
Singling out a fighter "from what I hear" is utter bollocks until you know somebody and have trained with the.
Kangaroo MMA Sherdog court strikes again. Get fucking training. Fight. Then report back with your utter bollocks and correct your idiocy.