He said the country has lost its way since the days of the Founding Fathers.
"Career politicians weren't in the ball game," Raese said of those days.
Among the other Republican candidates, Albert Howard of San Pedro, Calif., demanded a recount after his 12th-place, 2008 showing in New Hampshire.
There are at least two candidates in the race who already are on the November ballot. That is significant because Rep. Shelley Moore Capito, R-W.Va., who was seen as her party's most formidable candidate, bowed out of the race citing fear of a legal challenge.
Mountain Party candidate Johnson is running the state House 32nd District.
Lynette Kennedy McQuain, meanwhile, is already a GOP nominee for the House of Delegates in Marion County.
Johnson is expected to announce his candidacy Friday.
"I believe we need representation of the wealthy, not the wealthy," Johnson said.
A former candidate for governor, he said he is, like Byrd, a "stickler" for the Constitution and a stickler for the planet.
McQuain, a substitute teacher's aide and mother of four sons, said she decided Thursday morning to jump in the race.
"What it takes is a real person to do a real good job," she said. "I know what it's like to choose between peanut butter and the electric bill and to cut back on both."
Republicans Thomas Ressler of Falling Waters, Kenneth A. Culp of Summersville, Charles G. "Bud" Railey of Bridgeport, Harry C. Bruner Jr. of Charleston and Buckhannon residents Scott H. Williams and Daniel Scott Rebich also filed Thursday.