CREATE TABLE table_204_219 (id DECIMAL, "date" TEXT, "time" TEXT, "opponent#" TEXT, "rank#" TEXT, "site" TEXT, "tv" TEXT, "result" TEXT, "attendance" DECIMAL)

opponent broncos faced next after unlv
SELECT "opponent#" FROM table_204_219 WHERE "date" > (SELECT "date" FROM table_204_219 WHERE "opponent#" = 'unlv') ORDER BY "date" LIMIT 1
SELECT "opponent#" FROM "table_204_219" WHERE "date" > (SELECT "date" FROM "table_204_219" WHERE "opponent#" = 'unlv') ORDER BY "date" NULLS FIRST LIMIT 1