Which Pokemon have had changes to stats, abilities or their movepool in Pokemon Sun/Moon?

Solution 1:

These are the gains and nerfs that I know of so far:

Abilities

  • Beartic
    Gained: Slush Rush (Speed Boost in Hail)
  • Boldore and Roggenrola
    Gained: Weak Armor (Lowers Defense, but raises Speed two stages when hit with a Physical attack)
  • Entei
    Changed: Flash Fire -> Inner Focus (Can't be flinched)
  • Gengar
    Changed: Levitate -> Cursed Body (May disable the enemy's move when hit with a move that makes contact)
  • Gigalith
    Gained: Sand Stream (Starts a Sandstorm)
  • Pelipper
    Gained: Drizzle (Starts Raining)
  • Raikou
    Changed: Volt Absorb -> Inner Focus (Can't be flinched)
  • Suicune
    Changed: Water Absorb -> Inner Focus (Can't be flinched)
  • Torkoal
    Gained: Drought (Starts Intense Sunlight)
  • Vanilluxe
    Gained: Snow Warning (Starts a Hailstorm)

Stats

  • Alakazam (Mega)
    SpDef +10 (95 -> 105)
  • Arbok
    Atk +10 (85 -> 95)
  • Ariados
    SpDef +10 (60 -> 70)
  • Beartic
    Atk +20 (110 -> 130)
  • Chimecho
    HP +10 (65 -> 75)
    Def +10 (70 -> 80)
    SpDef +10 (80 -> 90)
  • Corsola
    HP +10 (55 -> 65)
    Def +10 (85 -> 95)
    SpDef +10 (85 -> 95)
  • Crustle
    Atk +10 (95 -> 105)
  • Cryogonal
    HP +10 (70 -> 80)
    Def +20 (30 -> 50)
  • Delcatty
    Spe +20 (70 -> 90)
  • Dodrio
    Spe +10 (100 -> 110)
  • Dugtrio
    Atk +20 (80 -> 100)
  • Electrode
    Spe +10 (140 -> 150)
  • Exeggutor
    SpDef +10 (65 -> 75)
  • Farfetch’d
    Atk +25 (65 -> 90)
  • Illumise
    Def +20 (55 -> 75)
    SpDef (75 -> 85)
  • Lunatone
    HP +20 (70 -> 90)
  • Magcargo
    HP +10 (50 -> 60)
    Sp. Atk +10 (80 -> 90)
  • Mantine
    HP +20 (65 -> 85)
  • Masquerain
    Sp. Atk +20 (80 -> 100)
    Spe +20 (60 -> 80)
  • Noctowl
    Sp. Atk +10 (76 -> 86)
  • Pelipper
    **Sp. Atk +10 (85 -> 95)
  • Qwilfish
    Def +10 (75 -> 85)
  • Solrock
    HP +20 (70 -> 90)
  • Swellow
    Sp. Atk +25 (50 -> 75)
  • Volbeat
    Def +20 (55 -> 75)
    SpDef (75 -> 85)
  • Woobat
    HP +10 (55 -> 65)

Movepool

  • Bellossom
    Gained: Quiver Dance
    (Bug - Status - Boosts Sp Atk, Sp Def & Speed by one stage)
  • Dodrio
    Gained: Swords Dance
    (Normal - Status - Boosts Atk by two stages)
    Gained: Jump Kick
    (Fighting - Physical - 100BP/90% Acc - If this misses, the user takes half max HP in damage)
  • Flygon
    Gained: Dragon Dance
    (Dragon - Status - Boosts Attack and Speed by 1 stage)
  • Mantine
    Gained: Roost
    (Flying - Status - Heals up to 50% Max HP. While perched, the Pokemon is no longer Flying-type
  • Noctowl
    Gained: Moonblast
    (Fairy - Special 95BP/100% Acc - May lower target's Special Attack)
  • Sharpedo
    Gained: Psychic Fangs
    (Psychic - Physical 85BP/100% Acc - Destroys Enemy Light Screens/Reflects)
  • Stoutland
    Gained: Psychic Fangs
    (Psychic - Physical 85BP/100% Acc - Destroys Enemy Light Screens/Reflects)
  • Wormadam
    Gained: Quiver Dance
    (Bug - Status - Boosts Sp Atk, Sp Def & Speed by one stage)

References

  • Serebii
  • Bitbag