You will have great difficulty bettering a good 100 imho.
If you are hankering for something different get a full Ratworks from Phil.
Before I had 4 mags coz thats all I could shoot. Could squeeze a 5th mag out if needed.
Now I have 9 and I have to keep reloading the mags till I get a few more....
In a battle of wits I refuse to engage with an unarmed person.
To one shot one kill, you need to seek the S. Kill only comes from Skill