I ended up booking the Home2 Suites (right next door to Tru) because the room holds 5. It looks like a great location - 2 blocks to Bridgestone and about a 15 minute walk to the Wildhorse.
Prices dropping fast on Ticketmaster. https://www1.ticketmaster.com/2018-us-hockey-hall-of-fame-las-vegas-nevada-10-27-2018/event/17005223BCD82B25?artistid=2337659&majorcatid=10004&minorcatid=9&tm_link=search_msg-0_17005223BCD82B25