The Battle for Wesnoth Forums

No, it is a known issue that has been discussed on Discord by the dev.

This seems close enough to the AMLA part of Loti Modification. In this mod, max lvl units can choose btw several AMLA, not limited to increased damage, increase number of strikes with worse damage or decreased number of strike with huge damage boost, for each attack, 1 more MP, better resistances, b...

Yes and

It depends how it is done, but normally yes.

I was more worried about the $this_unit, but I now realize that this variable is automatically initialized by [modify_unit]

I think you missed the part where he wrote he would like to put it in the unit type.
You would need to change the experience=... to an [effect] IMHO.
Something like

Is the number of sprites and the timing of the animations still the same? I would doubt that.

To make things worse, Delfador's Memoir is getting replaced by The Deceiver's Gambit, narrating a modified version of the story

Wait, you forgot to tell him to install WotG, to have all eras at once, to solve his problems. (Do not do that, this era is garbage)

He was most probably a necromancer to teach necromancy to the brothers and to turn into a lich. But it is indeed never said iirc.

This is the feedback topic for the Tower Defense add-on Come play to this classic mod of RTS, adapted to Wesnoth. Build your towers, defeat hordes of enemies, and try not to get your crystal destroyed. The add-on is currently under development with currently only the solo and coop modes. Planned are...

The wiki specifically states that's only possible for an elf. I'm not aware of any example of any elven necromancer.

You should replay The South Guard then.

Wesnoth probably has enough artists and designers

If only

FTR, the bug in the first scenario has been fixed.
Elves and Dwarves will no longer attack the obelisk, you get a message if one of your unit does it, and you lose if your kill it.