How do you alter Ward effects?

[Frostery]

i need some help with altering a wards auras like how the healing ward restors hp well i want a ward that restors mana and mana burns enemies in an AoE plz can some one help?

 

[Eleandor]

mana restoration could be triggered.

And just add permanent immolation to your ward with a large AoE

 

[Need_O2]

mana restoration could be triggered.

ah ? why
just use the ability of mana fountain
well I wont tell how to xD