Very high none tends to signal aggression and domination and IJ is IMO steered towards aspects of a very abrasive personality (with strong cocky/arrogant self effects), whilst A314 also signals status, seriousness, capability and other alpha/dominating qualities (cool/collected/in-control self effects) - combine IJ with A314 and yes, people will trust and respect that the seriously badass vibe you are giving-off is very real. I don’t use it often but his is the mix I keep for when I want to let my inner bastard out to play. 
The answer to your second question is actually barely off the top of the boards:
And there are others.