Regina was a crack member of the Governments super covert intelligence agency S.O.R.T. (Secret Operation Raid Team.) Regina was a specialist in Undercover Ops, Infiltration, Espionage and Extermination. She was recognized for her heroic successful rescue of Dr Edward Kirk1 year earlier. This was the reason the Government requested the services of Regina. Regina again plunged her self into a prehistoric battleground in a search for survivors who had been transported to the 3,000,000s (though believed to be the Mesezoic era) in a time shift accident.
She is very proficient with firearms and is extremely intelligent. Additionally, she always makes the right decisions in risky situations, She also possesses high agility, but is very weak against the dinosaurs' attacks. Dinosaurs can easily knock her down, and eat Regina when she is in a coma (death scene).
Regina is the Latin, Italian and Romanian word meaning "Queen".
Regina is a playable character in Namco X Capcom, an action RPG/tactical RPG hybrid developed by Monolith Soft, featuring characters from games produced by the companies Namco and Capcom. In this game she is voiced by Atsuko Tanaka.
In certain parts of the first Dino Crisis, Regina has blue eyes instead of brown.
Regina also appears as an alternate costume for Jill Valentine in Resident Evil 3: Nemesis, complete with a red wig.
In Dino Crisis, Regina's official CG renders look like she's of Japanese descent. However, in Dino Crisis 2, she looks more American in appearance in her CG renders.