The "Earth-TRN125" used on this page is an unofficial Temporary Reality Number that was assigned by our wiki until an official designation is provided by Marvel.
History
Sandman is presumably one of the escaped prisoners when the Triskelion outbreak occurred.
He caused mass destruction through a small part of the city, being chased by Spider-Man the entire time. Despite multiple attempts to defeat him, Marko was apprehended by Spider-Man fairly quickly.[1]Attributes
Powers
Seemingly those of Sandman of Earth-1610.