One

One is a character in Numberblocks Basics. She has many different varieties.

Classic One (NB)
Classic One debuts in Numberblocks Basics.

Appearance
One is red with 1 eye, 2 red arms and 2 red legs and red lips. She is the main antagonist of the main mode of Numberblocks Basics and Numberblocks Revamped Basics. She will slowly march to the player to jumpscare you. Clicking on her will stun her and move her to a more far distance. Her jumpscare includes her pupil and lips growing big and her arms lunging to you.

Birthday One (NB2)
see her own page: Birthday One

Salvage One (NB2, NB5)
see her own page: Salvage One

Gloomy One (NB4)
see her own page: Gloomy One

Steel One (NB7)
see her own page: Steel One

Twisted One (UltraNN)
see her in this page: Ultra Numberblocks Night Characters

Hotchicken / Wunsie (UNN, NB8)
see her own page: Wunsie

Ruined One (Alphablocks Basics)
see her own page: Ruined One

Trivia

 * One is one of the animatronics that originated from the restaurant, "Hot Chicken Fever". The others being Two and Four.
 * Her "Hot Chicken Fever" counterpart is named "Wunsie", after TSRITW's nickname for One.
 * Ruined One is the only Numberblock to appear in Alphablocks Basics.
 * One is an expy of most of the Freddies and The Puppet from FNAF, and Baldi in the first game.