Guild Wars 2

Fire: Now only affects enemies around your selected target (increased damage). This sigil should be anti-AI, and good for team fighting.

Blood: Now only heals, damage component is removed.

Air: Changed to on swap, with icon on bar similar to doom. This sigil should promote spike damage (perhaps comboed with intelligence). This gives it counterplay.

Battle: Now only gives 2 stacks of might. Nine stacks of might is just a bit too much to be getting from one sigil.

Geomancy/Hydromancy: Now are on a small delay after swapping weapons, imagine the spikes growing out of the ground over 1/4-1/2 second and then hitting

Yes.
No.
Meh.
Meh.
Yes.

Nerf cele before you nerf burst specs, though.