Updated:

• Giant Kritzkrieg Medic changes:
  
  
  • Reduced Ubercharge duration to 7s (from the default 8s).

Updated:

• Giant Medic changes:
  
  
  • Reduced Ubercharge gain on melee hit to +15% (from +20%).

Updated:

• Giant Sticky Demoman changes:
  
  
  • Reduced stickybomb arm time penalty to +0.2s slower (from +0.25s slower).
  
  
• Giant Demoknight changes:
  
  
  • Now slightly more vulnerable to damage knockback (but still more resistant to it compared to other giants).
  
  
• Giant Combat Medic changes:
  
  
  • Increased projectile speed bonus to +60% faster (from +50% faster).

Updated:

• Major League Scout changes:
  
  
  • Reduced Force-A-Nature clip size to 3 (from 4).
  
  
• Giant Demoknight changes:
  
  
  • Reduced charge length bonus to +0.35s (from +0.5s).

Updated:

• Major League Scout changes:
  
  
  • Third successful melee hit in a row will now always crit.
    
  • Sandman can no longer randomly crit.
  
  
• Giant Mega Bison Soldier changes:
  
  
  • Third successful melee hit in a row will now always crit.
    
  • Disciplinary Action can no longer randomly crit.
  
  
• Giant Sticky Demoman changes:
  
  
  • Stickybomb damage is now increased based on charge, up to +25%.
    
  • Scottish Resistance can no longer randomly crit.
    
  • Reduced move speed to 176.4 HU/s (from 177.8 HU/s).
  
  
• Giant Medic changes:
  
  
  • Third successful melee hit in a row will now always crit.
    
  • Critical melee hits will now knock back enemy players.
    
  • Reduced Ubercharge gain on melee hit to +20% (from +25%).
  
  
• Giant Combat Medic changes:
  
  
  • Can no longer appear on PLR maps.

Updated:

• Giant Sticky Demoman changes:
  
  
  • Stickybomb damage is now increased based on charge, up to +25%.
    
  • Scottish Resistance can no longer randomly crit.

Updated:

• Giant Heavy changes:
  
  
  • Reduced damage vs buildings by -25% (takes into account the +60% damage bonus).

Updated:

• Giant Mega Bison Soldier changes:
  
  
  • Reduced damage bonus vs buildings to +250% (from +260%).
  
  
• Giant Heavy changes:
  
  
  • Reduced health to 10,500 (from 11,000).
    
  • Reduced damage vs buildings by -25% (takes into account the +60% damage bonus).

As for the giant suggestion being discussed here, there is already the 10-Shot Bazooka Soldier that is very similar to your suggestion.

Updated:

• Giant Soldier changes:
  
  
  • Rockets now mini-crit targets that are launched airborne by explosions or enemy attacks.
    
  • Minor adjustments to rocket projectile speed (probably won't be noticeable).

Updated:

• Giant Sticky Demoman changes:
  
  
  • Increased stickybomb charge rate bonus to +75% faster (from +70% faster).
    
  • Reduced stickybomb arm time penalty to +0.25s slower (from +0.3s slower).

Originally posted by 💞Pepper Dust #Asleep💞:

Hey Banshee, are you still taking ideas for giant robots?

Sure, why not.