Name: Number Two
Other Names: 2; Number 2
First Appearance: Batman and the Outsiders (vol. 1) #6 (Jan. 1984): "Death Warmed Over"
First Appearance (Additional Details): (named) Batman and the Outsiders (vol. 1) #7 (Feb. 1984): "Cold Hands, Cold Heart"
Number of Appearances: 2
Ally: Number One
Worked for: The Cryonic Man
Gender: not applicable
Note: fairly simple robotic servant of Cryonic Man
Number Two was never explicitly named, but its name can be inferred by the fact that the Cryonic Man called an identical-appearing robot "Number One." Only two such robots were actually seen in the this story. These robots appear in panels 3 and 4 on page 15 in Batman and the Outsiders (vol. 1) #6 (Jan. 1984).
Suggested links for further research about this character and the character's religious affiliation: