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32 votes

is there any way to make firearms work in a fantasy setting alongside swords and armor and stuff?

Armor and firearms already historically coexisted — the famous knightly suits of full plate in the 15th and 16th century were typically "proofed" by being tested against shots from early ...
parasoup's user avatar
  • 5,061
29 votes

What would happen if I fire a gun in an environment with hyper-gravity?

Gravity doesn't affect the velocity at which the bullet leaves the gun, that is a function of the energy released by the gunpowder. Gravity affects only how fast the bullet will reach the ground while ...
L.Dutch's user avatar
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20 votes

How bullet resistant would a person be who is 80 times more durable than a regular human?

I find one reference to skin having a tensile strength of ~30 MPa. If it were 80x stronger, that would be 2400 MPa, which is in the same ballpark as kevlar with ~3600 MPa. As well as being weaker than ...
Starfish Prime's user avatar
20 votes
Accepted

How would a 4-armed, blind species,use firearms?

[Frame Challenge] They probably wouldn't. As @Questor hinted at in a comment, if this species has hearing as their primary sense, they'd be reluctant to use explosives as a propellant for the same ...
MediocreFantasy's user avatar
20 votes

How practical would it be to use a handgun-knife hybrid weapon?

Not Very The roles of stealth There is no one "stealth operative" archetype, but rather many different roles which might use stealth as a tool in their arsenal. Your classic espionage agent ...
Dragongeek's user avatar
  • 23.2k
17 votes

How practical would it be to use a handgun-knife hybrid weapon?

No it is not practical. Can it exist, Yes, is it practical, No. Combining guns and blades has been thought up and tried many times in history and always abandoned just as fast. they always end up as ...
John's user avatar
  • 81.5k
15 votes

Is this diesel gun concept feasible?

The problem with dieseling as a means of propelling a bullet is that the pre-ignition pressures involved are sufficient to move the bullet down the barrel without the fuel present. Air guns are ...
Monty Wild's user avatar
  • 62k
14 votes
Accepted

I cast spark! Or, Design of preindustrial firearms when people can cast spark

Huge impact Given that the OP specifies that the "Spark spell" can ignite powder through a metal barrier, firearms are suddenly much more effective at each stage of development. The ...
KerrAvon2055's user avatar
  • 27.8k
13 votes

is there any way to make firearms work in a fantasy setting alongside swords and armor and stuff?

Video games do this all the time. There are numerous ways to make firearms comparable to other weapons. Inaccuracy Smooth-bore guns were known for being useless at longer ranges. In the American ...
Robert Rapplean's user avatar
13 votes

Wind needed to deflect a bullet

Stop or adequately slow the bullet: not going to happen. The bullet is already going many times faster than a hurricane wind, it won't notice the difference over a short distance like 100m. Deflect ...
g s's user avatar
  • 7,499
11 votes

Effectiveness and impact of hypersonic needles replacing supersonic bullets

Dubious effectiveness Disclaimer: This is all speculation. For obvious practical reasons, no one has conducted statistically valid studies on shooting humans or even animals with mach 30 hypersonic ...
KerrAvon2055's user avatar
  • 27.8k
11 votes
Accepted

Wind needed to deflect a bullet

I was a bit slow in answering this, but lets take it that the wind mage has some sort of "passive and automatic wind barrier" that isn't effected by the reaction speed of the caster. This ...
FarSeenNomic's user avatar
10 votes

Is this diesel gun concept feasible?

Feasible, it's feasible, and pretty unsafe too. Turning the comment into an answer. This was tried before in real life: The EL54 was an early attempt (1954-1981) at achieving magnum power in a spring-...
L.Dutch's user avatar
  • 291k
10 votes
Accepted

How practical would it be to use a handgun-knife hybrid weapon?

This is a real weapon in use today, by the Spetsnaz: the Special Reconnaissance Knife, adopted in 1986. It resolves the contradiction of "a good gun can't also be a good knife" by being a ...
SPavel's user avatar
  • 8,201
9 votes

I cast spark! Or, Design of preindustrial firearms when people can cast spark

I don't believe anything would be different in terms of advancement It might be uber cool to cast Spark! to ignite your firearm, but it has several limitations — and one is, IMO, a doozy. First, the ...
JBH's user avatar
  • 125k
9 votes

is there any way to make firearms work in a fantasy setting alongside swords and armor and stuff?

No industry to produce standardized cartridge cases. The lever actions you mention rely on having cased cartridges with remarkably tight manufacturing tolerances by pre-industrial standards. A ...
o.m.'s user avatar
  • 117k
9 votes

Why do the police forces in my world use antiquated weaponry?

This is already normal in many parts of the world, like Germany Specifically, Germany is a country modern country with a modern police force that has gun control laws similar to what you outline for ...
Dragongeek's user avatar
  • 23.2k
9 votes

How practical would it be to use a handgun-knife hybrid weapon?

It depends on the magic. I concur with John and Dragongeek's answers, but since we have "an high fantasy world which is starting a magitech revolution", I think there's a contrary answer ...
g s's user avatar
  • 7,499
8 votes
Accepted

What would happen if I fire a gun in an environment with hyper-gravity?

TLDR: depending on how extreme the changes are to gravity/atmosphere, gun development would completely change and they would act more like modern artillery (on a much smaller scale) than anything we ...
eps's user avatar
  • 343
7 votes

What would happen if I fire a gun in an environment with hyper-gravity?

I was going to put this in a comment to @l.dutch - but it kinda morphed into an Answer. The issue is that when one has a Firearm, one has to sight it in. For reference - All of my rifles (except my ....
TheDemonLord's user avatar
  • 28.7k
7 votes

How would a 4-armed, blind species,use firearms?

High Energy Lasers with PSLs One of the biggest hinderances in the military adoption of laser weapons is not about power, but about them being so bright that they burn soldier's (and nearby civilian) ...
Nosajimiki's user avatar
  • 95.8k
7 votes

Effectiveness and impact of hypersonic needles replacing supersonic bullets

Ballistic effectiveness is more a function of how much of the energy is dumped into the Target Now - Caveats - I have never been shot and have no intention of being shot... That said... a Bullet that ...
TheDemonLord's user avatar
  • 28.7k
5 votes

Effectiveness and impact of hypersonic needles replacing supersonic bullets

You are basically describing flechettes In the late 1980s, following the promising results of reducing the 7.62mm round down to the smaller, faster 5.56mm rounds they use today, the USA experimented ...
Nosajimiki's user avatar
  • 95.8k
4 votes

How would a creature with third-and-second-person vision be able to wield a firearm effectively?

Laser Sights As an example And in practice So, traditionally - Lasers are used as an enhanced to your Optics (Iron Sights, Red Dot, Holo, Scope etc.) and to give a good estimation of Point of Impact ...
TheDemonLord's user avatar
  • 28.7k
4 votes

Effects of TCO metamaterial on recoil

None globally ...At least, none compared to other recoil mitigation techniques. It can be part of a recoil absorber, but it will not do anything greatly different, in extent or effect, from alternate ...
Therac's user avatar
  • 4,918
4 votes

I cast spark! Or, Design of preindustrial firearms when people can cast spark

Blowpipes/Blowguns. They've been around for quite some time here on earth as well, and it wouldn't be too far of a stretch to adapt them into a form of firearm if your citizens are able to cast a ...
NimRad's user avatar
  • 1,222
4 votes

Is this diesel gun concept feasible?

You could do it but: To the best of my knowledge in theory its possible but the thing is solid propellants are generally more energy dense than a liquid propellant (fuel) like diesel which are in turn ...
Mon's user avatar
  • 17.4k
4 votes

What would happen if I fire a gun in an environment with hyper-gravity?

As a thought experiment, replace guns and bullets with slingshots and angry birds. You can assume the birds are spherical for this exercise. You will be better able to picture what happens in ...
The Square-Cube Law's user avatar
4 votes

How practical would it be to use a handgun-knife hybrid weapon?

In RPG fantasy setting, the rule of cool trumps the practicality. Is Guts' dragons slayer in Miura's Berserk practical? Nope to the 10th power. Is Legolas endless supply of arrows practical? Nope. Are ...
L.Dutch's user avatar
  • 291k
3 votes

Lever action or primitive Bolt for an Army modernizing at speed?

There's two answers here, the Historical Answer and the Answer I'm going to give So, the Historical Answer - Everyone in WW1 went with a Bolt Action. Why? A myriad of reasons, but I'll give the ...
TheDemonLord's user avatar
  • 28.7k

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