There's a notorious bug involving Isabela and Sebastian's friendship bonuses making the rounds. The problem with Isabella and Sebastian occurs when you enter an area where they are removed from the party without going through the party selection screen. For example, entering Hawke's home will automatically remove all members of your party. Their friendship bonuses are also removed from your character since they are no longer in your party, however, this reduction is a permanent, stacking subtraction from your base value every time they are automatically removed from your party. Read More
For this article, I'll put away that Slap Morrigan mod and get into a comprehensive list of fan-made patches that unobtrusively remedy various issues with the game, such as broken side quests, dialog continuity, imports, missing/unaccessible items, graphical glitches and nonfunctional game mechanics.
There's a thread over on the Bioware forums about an interesting glitch for PS3 players who use the interactive comic before diving into the main game. Read More