[mohd]

Originally Posted by Maurice

.. moro krisses, only with talismanic symbols/inlay in the blade ..

Hi Maurice, IMVHO that's not a talismanic symbols/inlay.
Those're just engraved/inlaid adornments/decorations .

Originally Posted by Battara

.. the stylized crocodile on one of my blades is talismanic ..

Is it a crocodile or a lizard?
In Malay world lizard is a symbol of cautiousness/alertness.
And that symbol doesn't has any talismanic value at all but a mere reminder to the owner of the item to always be cautious/alert.

Below are samples of diagram with talismanic value:

1. 
   
2. 
   
3. 
   
4. 
   
5. 

Hope my two cents helps!

mohd