Will spells be any different?
Spells will not be different, per se, but what happens to the caster if he casts offensive spells will be.

Spells like Paralyzation and Weaken are considered attacks that can be reported. However, the target can still have full hit points after these spells are cast. How will this work?
"Full health" is defined as having full hit points and not being under the effect of any spells that have adverse effects (paralyzation, weaken, etc.)

How will field spells work in the new system?
Casting a field spell will flag you as Criminal if the field ends up damaging an Innocent who steps into it. Casting a field spell directly on an Innocent will flag you as a Criminal and an Aggressor and will allow the Innocent to report you if they die.

How will Blade Spirits work in the new system?
Casting Blade Spirits is considered a normal attack. So, if it damages an Innocent, you will be flagged as both Aggressor and Criminal. If the Innocent dies, he can report you. If the Blade Spirit damages a Criminal or Murderer you are flagged as an Aggressor to the character you damaged.

How will Energy Vortex work in the new system?
Casting Energy Vortex is considered a normal attack. So, if it damages an Innocent, you will be flagged as both Aggressor and Criminal. If the Innocent dies, he can report you. If the Energy Vortex damages a Criminal or Murderer you are flagged as an Aggressor to the character you damaged but they cannot report you.

How will area effect spells like Earthquake work?
Good players will have to be careful with all mass damage spells, as they do now. Fortunately, one improvement of the new system is that it allows victims to be a bit more forgiving.

Will Incognito temporarily remove the Criminal, Aggressor or Murderer flags? Will it affect targeting?
No, Incognito will not have any effect on flags or color-highlighting.

What happens if I cast healing or other "good" spells on a Criminal?
You will be flagged as a Criminal and lose karma.

What happens if I resurrect a Criminal or Murderer?
You will be flagged as a Criminal and lose karma.

Will casting Wall of Stone flag me as a Criminal?
No

Why does casting Summon Daemon lower Karma?
The justification is 100% for role-playing. The citizens of Britannia are afraid of Daemons. Thus they also fear those who summon them. A good mage would not participate in an activity that spreads fear into the world.

How has the polymorph spell changed?
If you polymorph into a non-human form (i.e a daemon), you will turn GREY to other players, and can be attacked without penalty. (Murderers will still remain red)