Trịnh Thị Kim Chánh

"Trịnh Thị Kim Chánh? Well, she's the murderer of Cuphead and killer of Toads in the Toad Town Massacre and Assassination of Cuphead. That's double the atrocities, double the horror for her. Now I'm gona have nightmares about her. It seems that defeating her would've been a good idea to put her to justice once and for all."

--Su Ji-Hoon, The Cup Shard

Trịnh Thị Kim Chánh is the anti-tank soldier serving for the Army of the Republic of Vietnam and Ngo Dinh Diem that she is the one of who committed killed many Toads in Toad Town Massacre and even Cuphead in Assassination of Cuphead.

In Toad Town Massacre, she brutality killed many Toads and even David Paulson that escaped from Mario,Su Ji-Hoon with Toad Town Police Department, the Mushroom Kingdom Army, the United States Army, the NATO, the British Army, the European Union Enforcer Corps, the United Nations peacekeepers and the rest of the Grand Alliance (even survived Toads called her as the Savage Killer of Toad Town). Also,she even disguised and changing her name into "Diana Toadson ''.

In Assassination of Cuphead, she not only killed David Paulson (Ambassador of the United States of America to the Mushroom Kingdom), also she even killed Cuphead and stole his soul for take Ducanger's invade plan. She is the one of who making all The Devil's former debtors with former enemies and nations in Inkwell Isle,Mugman and Ms. Chalice got bad morale in assassination of Cuphead (anyone in Inkwell Isle called Trịnh Thị Kim Chánh as the Savamic Killer),so that she will against until she escape from Saigon before arrested and her committing suicide.

She is serving for ARVN and Ngo Dinh Diem that she is Ducanger member of South Vietnam,so she and ARVN attack. Later,she died after judge when an police officers found her corpse by suicide hanging later before the execution

She will use weapons : M16 Vietnam,stolen M4A1,M72 LAW,a combat knife and a M1911 pistol