The Gift Games

this is base off the anime Mondaiji-tachi ga Isekai kara Kuru Sou Desu yo. You are some one that have tremendous psychic powers and are bored with the regular world. An envelope arrives and when you opens it ,you are stunned to see the scenery around them change to a world you had never encountered before. there you are ask by many different communities to join there side in a thing called the gift games. What side will you join? communities in order of power and size.(need help with some names) <div class="spoiler"><input type="button" class="button" onClick="this.nextSibling.nextSibling.style.display='block';this.style.display='none';" value="Show spoiler"> <span class="spoiler_content" style="display:none"><input type="button" class="button" onClick="this.parentNode.style.display='none';this.parentNode.parentNode.childNodes[0].style.display='block';" value="Hide spoiler"><br> 1. Demon lords 2. (two groups) 3.(3 groups) 4.(4 groups) 5.medusas(4 groups) 6.(six groups) 7. No names.wal-of wisp, (5 more groups) <!--spoiler--></span></div>