Heavy all secondary shotguns should have +5% faster reload speed as hidden. Why? not just because, but he is a big russian mann that he wields a minigun! and works out!

Brass beast:
only stats that need balanceing for this weapon
-When spun up: -66% move speed
-45% slower spin up and down time

:Positives
This weapon deploys 60% faster and holsters 30% faster (can be sped up and by-passed)
Fire rate increases by 5% as health decreases up to 25%
Reload speed increase by 10% as health decreases up to 50%
Negatives
Successive shots become less accurate
Damage decreases by 5% as health decreases up to -25%

Hidden: +10% more accurate

Both fire rate and reload speed increases by 1/5th of your health while damage decreases 1/5th

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=14578
Positives
On wearer:
+50% damage resistance from the front
+30% crit damage resistance
Negatives
+20% damage vulnerability taken from behind
Charge: Gain mini-crits instead from full crit, +4 health regen, and full crit resistance and immune to debuffs!
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=14577
Positives
+7 pipebombs per shot
+50% faster firing rate
On kill: +25 health restored
Negatives
-30% damage penalty
-75% clip size (to 2 from 8)
-6 max pipebombs out
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=14579
Positives
When a shield is not equipped: +80% damage bonus
Negatives
This weapon deploys 66% slower
-70% damage penalty after the first hit is used
-25% slower firing rate
On hit: Launches you into the air

The first hit will cause an explosion that can ignite you and the enemy
(the damage penalty/bonus only takes effect after the first hit)

Weapon can taunt kill, but deals reduced damage if Cracker is currently exploded
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=14582
On wearer:
Positives
+50 max health (to 225 from 175)
+15% move speed while a shield is equiped
-40% blast damage from sticky jumps
Wearer takes -75% less falling damage
Negatives
-100% maximum overheal

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=175311155&searchtext=
Jupiter, Engineers secondary

Positives
No bullet spread
On hit: Five hits fully restocks the dispensers ammo supply, +5 health regen for dispenser and reveals cloaked spy
Negatives
-25% clip size (to 9 from 12)
-50% max secondary ammo on wearer (100)
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=491138780&searchtext=
Positives
+25% heal rate
+50% max primary ammo on wearer
Negatives
-25% UberCharge rate
UberCharge: Immune to Fire, +99% crit resistance, +80% explosive damage resistance, +75% bullet damage resistance, gain mini-crits and +20 health regenerated per sec for you and patient!

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=191561901&searchtext=
Positives
This weapon deploys and holsters 66% faster
On hit: Debuff teammates in one hit (All sorts fire, jarate, milk, mark for death, gas, etc)
+15% move speed while active
Negatives
+5 sec slower recharge for your edible on wearer
No ammo from dispensers and ammo packs while your primary and secondary is active

Hidden: Taun kill range increases by 20%)
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=451589196&searchtext=
Positives
This weapon deploys 30% faster
+100% damage bonus (base is 30)
On kill: Gain +50% buff duration and +10% move speed for 5 sec (buff duration is 15 sec)
Negatives
This weapon holsters 15% slower
-200% slower firing rate (to 0.51 sec from 0.17 sec)
-50% clip size (to 6 from 12)
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=694916564&searchtext=
Positives
100% critical hits vs wet players
Four hits removes sappers
Mini-crits targets launched airborne by explosions, grapple hooks or rocket packs
Negatives
-34% clip size (4)
Cannot do the objective while active

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=120598536
On wearer:
Positives
+30% damage resistance (including melee damage)
+60% crit damage resistance
No flinching when aiming
Knockback reduced by 50% when aiming
Cannot be backstabbed
Negatives
-20% slower move speed on wearer
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=952712640&searchtext=
Positives
Alt-Fire: Kick your enemys (deals 2 dmg)
+50% faster firing rate
On hit: +15% move speed for 1 sec
On kill: Deals 25% of an explosion radius
Megatives
This weapon deploys 60% slower and holsters 30% slower (cannot be sped up or bypassed)
-66% clip size
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=598793285&searchtext=
2 Way-Teleporter: Allows players to stand on a Teleporter Exit and teleport to the Entrance in addition to the normal Entrance-to-Exit functionality. Both directions use the same charge meter. If there is a player on each end, whoever got there first will be teleported to the other side.
On hit: +15% move speed for 4 sec
Negatives
-25% upgrade rate
No metal from dispensers and ammo packs while active

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=448644531&searchtext=
Triple Threat or Ullapools Nade...? Demoman's Primary

Positives
On direct hits: Grenades does maximum damage, slightly stuns target, and blast radius slightly increases
+50% bonus healing while active
Negatives
+25% increases in-push force while active

Holds a 3 round-clip so it reloads it's entire clip at once, but if the clip is not empty reserve ammo is lost!
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=112767304&searchtext=
Forward March. Medic's Secondary

Positives
Projectile Sheild: Build energy by healing teammates or healing teammates attacking. When fully charged, press the Special-Attack key to deploy a frontal projectile shield. The shield damages players who touch it. On kill with primary: Increases the shield width by 2x
+35% damage resistance while active
Negatives
-25% UberCharge rate
-50% max overheal

(Shiled width resets on death)
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=428649231&searchtext=
Pipe. Heavy, and engineer only

Hit System:
1st hit: Applys wet for 15 sec
2nd hit: Applys mad milk for 10 sec
3rd hit: Applys Mark for death for 8 sec
4th hit: Applys Jarate for 5 sec

Negatives
-30% damage penalty
-40% slower firing rate

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=885515341&searchtext=
The hornets nest
Positives
+25% faster reload speed
Negatives
-75% clip size
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=442627565&searchtext=
The Calamitous Carbine
Positives
+25% more accurate
On kill: Ability to disable weapons towards eneies for 1 sec
Negatives
-15% damage penalty
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=131578661&searchtext=
The Dam Destroyer

+30% damage vs buildings

-20% slower firing rate
Mini-crits whenever it would normally crit

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=1537283296&searchtext=
This weapon has a long melee range (66%)

Positives
On hit: Bleeds for 5 sec
For each bleed tick your regenerate metal for the duration 5 metal per tick
Negatives
The further you are from your buildings the less repair and build rate it gets (max is 15%)
-20% damage penalty
-40% slower firing rate
-75% bleed damage

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=177639740&searchtext=
Positives
Taking damage increases firing speed up to 60%
Faster spin up and down time depending on faster firing rate up to +50%
Negatives
Damage penalty increases as fire rate increases up to -30%
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=229517399&searchtext=
Engineer's Primary

Positives
This weapon deploys 30% faster and holsters 15% faster
+20% more accurate
On kill: Gain +10 metal
Negatives
-33% clip size
https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=275032206&searchtext=
Engineer's secondary
Positives
No bullet spread
On hit: Sentrys turn speed increases by 20% and dispenser heal rate +5
Negatives
-25% clip size
-25% max secondary ammo on wearer