Dorcus Curvidens This specie could be found in north of Thailand its has thorn-like at the middle of its horns (pair) they're cost from small size 150 - 800 baht
Xylotrupes gideon or Thai fighting beetle the male who has a long horn we call Gwang-Song and every beetle fighting festival people will find them in the woods then selling them 50-2,000 baht
Chalcosoma Caucasus or Thailand's largest three-horned Beetle . and if the beetle horns are bigger, larger they will cost up to 2,800 baht (In this picture is an small size Atlas beetle)
Dorcus titanus yasuokai aceh or Aceh stag beetle it's firece and untameable, its origin habitat are from Aceh island, Indonesia and they may cost up to 1,200 baht
Eupatorus gracilicornis or Thailand's 5 horned beetle its wing looks like wood shiny and wow but under the colorful wings is being an adult only 3 month then they were all died maybe cost 100-600 baht