Alternate timeline/RetroGameFan9000 (originally known as Gree443)

1928

 * Universal shouldn't take the control rights to Oswald the Lucky Rabbit.

1988

 * Super Mario Bros.: The Great Mission to Rescue Princess Peach! should've been dubbed by Saban and released it on VHS.
 * Tengen shonld've get license for Nintendo. So, they would never get sued.

1990

 * Jim Henson shouldn't have died.

1994

 * Super Back to the Future II should've been picked up by Activision and released it for US and Europe in English.

2001

 * Dreamcast shouldn't have been discontinued.

2003

 * McDonald's shouldn't have discontinued McDonaldland and the characters.

2004

 * Lego Island 4 should've been released.

2005

 * Hurricane Katrina should been never happened and Six Flags New Orleans should not have closed down.

2009

 * Disney XD shouldn't have replaced Toon Disney/Jetix.
 * Disney should've continued making traditionally animated films.

2011

 * Litton Entertainment shouldn't have replaced the Saturday morning cartoon blocks.

2013

 * Day One: Garry's Incident should have been delayed to 2014.

2014

 * Discovery Family shouldn't have replaced the Hub Network.

2015

 * Boomerang shouldn't have been rebranded. (like Sophie the Otter said)