In the NHL, Wayne Gretzky with 92 in the 1981-82 season.
No it's single player only.
The former NFL player with the most points scored in a single season is LaDainian Tomlinson. He scored 186 points in 2006 with the San Diego Chargers.
A college football player can be red shirted any time during the season unless he has played a single snap in any game in that specific season.