ColdMan.EXE

ColdMan.EXE, known as FridgeMan in the English anime, is a NetNavi operated by Ivan Chillski (Ivan Coolisky in Japan). In MegaMan Battle Network 4 Red Sun, he is Lan's opponent in the Red Sun Tournament. ColdMan hacks Netopia's Network, creating a blizzard because Ivan was too hot in the temperate climate (coming from Sharo, based on Russia). MegaMan.EXE went after him and told him to stop. He later goes to Sharo and does the same thing with the 4 weather control satellites. AFter fixing them, Lan and MegaMan Netbatle him and win.

MegaMan NT Warrior Axess
ColdMan is a Darkloid, under the leadership of ShadeMan.EXE. But he turns on him when LaserMan.EXE defeats him. ColdMan, SwordMan.EXE, BrightMan.EXE and StarMan.EXE team up to cause trouble on the Net when MegaMan.EXE is badly injured by Dark ProtoMan. However, Raoul, ThunderMan.EXE, Raika, and SearchMan.EXE fight them. Although they are at a disadvantage as it's 4-2, they manage to drive them off. Later, ColdMan and SwordMan go to a desert with a huge castle in it to enlist the help of MistMan.EXE. THe castle is surrounded by a dimensional area generater. They get lost with Lan and Mayl. After coming to search for them, Ms. Yuri gets lost too. After finding MistMan, ColdMan and SwordMan are deleted by him in a battle. However Dr. Regal revives him and all the deleted darkloids in the climax of the series as a distraction for the NetPolice but all got deleted.

Rockman EXE Stream
He reappears as Asteroid ColdMan.EXE and is given to Ivan Chillski.

Trivia

 * His character concept is a little similar to the classic Aqua Man from Mega Man 8.