Minnesota Wild offering 10% APR if you keep your money with the team:
http://www.startribune.com/sports/blogs/170035286.html
...That interest can be used as a credit in their account. When a game is at least postponed or cancelled, from that moment, if a season-ticket holder keeps their money in their account, the STH would receive 10% APR interest for each day it remains cancelled or postponed and last until the NHL announces a new schedule.
… To give you a sample, Anaheim and Los Angeles is offering 5%, Buffalo and Columbus are at 4, Winnipeg is at 3, Chicago is at 2. From Wild sources, I hear Nashville is the only team that's right up there with the Wild...