- Imperio has been added as a new spell
- Can be used to take control of an opposing character
- Avada Kedavra can now be used to kill a Keeper in their own Keeper Zone
- The Snitch will now roll 1d15 to defend after 5 unsuccessful Snitch Grabs; 1d12 after 10 unsuccessful Snitch Grabs
- 5d100s are now rolled to determine which team goes first
- When defending, if a Keeper is adjacent to and in the way of the hoop, they may choose to either use the +3 to defend or roll 1d4
- Characters may now not stand on ANY loose ball that they cannot use for two consecutive turns; those who do will automatically fall off their broom
- Added Secret Slughorn as a new mid-season optional feature