| Donkey Kong | Side Special | Increased attack range vertically for opponents on the ground when the move is used on the ground. |
| Link | Up Smash Attack | Made it easier to hit multiple times. |
| Pikachu | Forward Air Attack | Made it easier to hit multiple times. |
| Ness | Dash Attack | Increased power of the third attack and extended launch distance. |
| Ness | Up Tilt Attack | Maintained the launch distance and increased power. |
| Ness | Down Air Attack | Increased attack speed. |
| Ness | Up Throw | Increased power. |
| Ness | Neutral Special | Increased attack speed. |
| Captain Falcon | Up Smash Attack | Made it easier to hit multiple times. |
| Ice Climber | Basic Movements | Decreased the damage Nana takes.
Shortened launch distance for Nana.
Adjusted Nana's AI behavior. |
| Ice Climber | Dash Attack | Made it easier to hit multiple times.
Increased attack range. |
| Ice Climber | Down Smash Attack | Extended launch distance. |
| Ice Climber | Side Special | Increased the speed of the edge-grab timing. |
| Ice Climber | Up Special | Made it so that Nana performing an up special automatically will not prevent the player from performing an up special.
Increased the distance that it is possible for Popo and Nana to Belay together. |
| Sheik | Up Tilt Attack | Made it easier to hit multiple times. |
| Young Link | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Meta Knight | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Wario | Up Special | Made it easier to hit multiple times. |
| Ivysaur | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Charizard | Side Special | Made it easier to hit multiple times. |
| Charizard | Up Special | Made it easier to hit multiple times. |
| Sonic | Dash Attack | Maintained the launch distance and increased power.
Reduced vulnerability. |
| Sonic | Up Tilt Attack | Reduced vulnerability. |
| Sonic | Up Smash Attack | Increased attack speed.
Increased the amount of time invincibility lasts before and after becoming round.
Made it easier to hit multiple times. |
| Sonic | Up Air Attack | Made it easier to hit multiple times. |
| Lucario | Etc. | Increased the max value the Aura will strengthen attack power. |
| Lucario | Neutral Attack 1 | Increased attack speed. |
| Lucario | Side tilt Attack | Made it easier to hit multiple times. |
| Lucario | Down Smash Attack | Increased attack speed. |
| Lucario | Up Special | Reduced vulnerability when landing after using the move. |
| Lucario | Side Special | Extended launch distance for the Aura area. |
| Mii Swordfighter | Up Special 3 | Made it easier to hit multiple times. |
| Robin | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Shulk | Up Smash Attack | Made it easier to hit multiple times. |
| Shulk | Neutral Special | Extended the distance that Shulk can be launched while Monado Arts (Shield) is active. |
| Shulk | Down Special | Extended launch distance. |
| Bowser Jr. | Basic Movements | Adjusted certain landing behaviors to no longer prevent passing through platforms. |
| Bowser Jr. | Side Tilt Attack | Extended launch distance. |
| Bowser Jr. | Up Smash Attack | Made it easier to hit multiple times. |
| Bowser Jr. | Down Smash Attack | Increased attack speed. |
| Bowser Jr. | Forward Throw | Extended launch distance. |
| Bowser Jr. | Edge Attacks | Increased the power of the attack used when grabbing edges after an up special. |
| Bowser Jr. | Side Special | Made it hard to flinch from opponent's attacks. |
| Bowser Jr. | Up Special | Increased attack speed. |
| Ken | Final Smash | Made it easier to hit multiple times. |
| Bayonetta | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Ridley | Flurry Attack | Made it so the attack does not get neutralized. |
| Ridley | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Ridley | Up Special | The hit detection when charging downward and landing will only affect opponents on the ground. |
| Simon | Flurry Attack | Made it so the attack does not get neutralized. |
| Simon | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Simon | Dash Attack | Increased power.
Extended launch distance when at low damage. |
| Simon | Up Tilt Attack | Extended launch distance when at low damage. |
| Simon | Up Smash Attack | Increased attack speed.
Extended launch distance. |
| Simon | Down Smash Attack | Extended launch distance. |
| Simon | Up Special | Increased attack range. |
| Richter | Flurry Attack | Made it so the attack does not get neutralized. |
| Richter | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Richter | Dash Attack | Increased power.
Extended launch distance when at low damage. |
| Richter | Up Tilt Attack | Extended launch distance when at low damage. |
| Richter | Up Smash Attack | Increased attack speed.
Extended launch distance. |
| Richter | Down Smash Attack | Extended launch distance. |
| Richter | Up Special | Increased attack range. |
| Piranha Plant | Flurry Attack | Made it so the attack does not get neutralized. |
| Piranha Plant | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Banjo & Kazooie | Flurry Attack | Made it so the attack does not get neutralized. |
| Banjo & Kazooie | Flurry Attack to KO | Made it so the attack does not get neutralized. |
| Min Min | Flurry Attack to KO | Made it so the attack does not get neutralized. |
