SASSY NATURE CALCULATOR
Legends: Arceus uses Effort Levels instead of EVs and a different stat formula than mainline games. Natures still boost one stat by 10% and lower another, but the final numbers differ from what you'd see in Scarlet & Violet or Sword & Shield. The Sassy nature calculator below uses the standard competitive formula (Lv50, 31 IVs). For PLA-specific stat calculations, the values shown here are approximate.
BEST SASSY NATURE POKEMON
Sassy boosts Sp. Defense by 10% and drops Speed. For slow walls and Trick Room special tanks, that Speed cut is a bonus. In Legends: Arceus, Tangrowth, Bronzong, Dusclops, and others all run Sassy in competitive play. Legends: Arceus assigns natures randomly. No breeding, no Synchronize, no mints. Getting Sassy is pure luck.
Sassy raises Sp. Defense by 10% and lowers Speed by 10%. Slow special walls, often paired with Trick Room. 21 Pokemon competitively run this nature.
| # | Pokemon | Tier | Role | Ability | +SpD | -Spe | Spe |
|---|---|---|---|---|---|---|---|
| 1 |  Tangrowth GRASS | B | Bulky Support | Regenerator | 50+10 | 50-7 | 50 |
| 2 |  Bronzong STEELPSYCHIC | B | Bulky Support | Levitate | 116+16 | 33-6 | 33 |
| 3 |  Dusclops GHOST | B | Bulky Support | Pressure | 130+18 | 25-5 | 25 |
| 4 |  Uxie PSYCHIC | B | Bulky Support | Levitate | 130+18 | 95-12 | 95 |
| 5 |  Gastrodon WATERGROUND | C | Bulky Support | Stormdrain | 82+13 | 39-6 | 39 |
| 6 |  Torterra GRASSGROUND | C | Bulky Support | Shellarmor | 85+13 | 56-8 | 56 |
| 7 |  Abomasnow GRASSICE | C | Bulky Support | Soundproof | 85+13 | 60-8 | 60 |
| 8 |  Porygon NORMAL | C | Bulky Support | Trace | 75+12 | 40-6 | 40 |
| 9 |  Bronzor STEELPSYCHIC | C | Bulky Support | Levitate | 86+13 | 23-5 | 23 |
| 10 |  Flareon FIRE | C | Physical Tank | Guts | 110+16 | 65-9 | 65 |
| 11 |  Sliggoo DRAGON | C | Bulky Support | Sapsipper | 113+16 | 60-8 | 60 |
| 12 |  Tangela GRASS | C | Bulky Support | Regenerator | 40+9 | 60-8 | 60 |
| 13 |  Teddiursa NORMAL | C | Bulky Support | Quickfeet | 50+10 | 40-6 | 40 |
| 14 |  Onix ROCKGROUND | C | Physical Tank | Sturdy | 45+9 | 70-9 | 70 |
| 15 |  Parasect BUGGRASS | C | Bulky Support | Effect Spore | 80+13 | 30-5 | 30 |
| 16 |  Grotle GRASS | C | Bulky Support | Shellarmor | 65+11 | 36-6 | 36 |
| 17 |  Gastly GHOSTPOISON | C | Utility | Levitate | 35+8 | 80-10 | 80 |
| 18 |  Burmy BUG | D | Bulky Support | Shedskin | 45+9 | 36-6 | 36 |
| 19 |  Paras BUGGRASS | D | Bulky Support | Effect Spore | 55+10 | 25-5 | 25 |
| 20 |  Ralts PSYCHICFAIRY | D | Bulky Support | Synchronize | 35+8 | 40-6 | 40 |
| 21 |  Bidoof NORMAL | D | Bulky Support | Simple | 40+9 | 31-6 | 31 |
Tangrowth
GRASS
Role
Bulky SupportAbility
Regenerator+SpD
50 +10Spe
50Bronzong
STEEL PSYCHIC
Role
Bulky SupportAbility
Levitate+SpD
116 +16Spe
33Dusclops
GHOST
Role
Bulky SupportAbility
Pressure+SpD
130 +18Spe
25Uxie
PSYCHIC
Role
Bulky SupportAbility
Levitate+SpD
130 +18Spe
95Gastrodon
WATER GROUND
Role
Bulky SupportAbility
Stormdrain+SpD
82 +13Spe
39Torterra
GRASS GROUND
Role
Bulky SupportAbility
Shellarmor+SpD
85 +13Spe
56Abomasnow
GRASS ICE
Role
Bulky SupportAbility
Soundproof+SpD
85 +13Spe
60Porygon
NORMAL
Role
Bulky SupportAbility
Trace+SpD
75 +12Spe
40Bronzor
STEEL PSYCHIC
Role
Bulky SupportAbility
Levitate+SpD
86 +13Spe
23Flareon
FIRE
Role
Physical TankAbility
Guts+SpD
110 +16Spe
65Sliggoo
DRAGON
Role
Bulky SupportAbility
Sapsipper+SpD
113 +16Spe
60Tangela
GRASS
Role
Bulky SupportAbility
Regenerator+SpD
40 +9Spe
60Teddiursa
NORMAL
Role
Bulky SupportAbility
Quickfeet+SpD
50 +10Spe
40Onix
ROCK GROUND
Role
Physical TankAbility
Sturdy+SpD
45 +9Spe
70Parasect
BUG GRASS
Role
Bulky SupportAbility
Effect Spore+SpD
80 +13Spe
30Grotle
GRASS
Role
Bulky SupportAbility
Shellarmor+SpD
65 +11Spe
36Gastly
GHOST POISON
Role
UtilityAbility
Levitate+SpD
35 +8Spe
80Burmy
BUG
Role
Bulky SupportAbility
Shedskin+SpD
45 +9Spe
36Paras
BUG GRASS
Role
Bulky SupportAbility
Effect Spore+SpD
55 +10Spe
25Ralts
PSYCHIC FAIRY
Role
Bulky SupportAbility
Synchronize+SpD
35 +8Spe
40Bidoof
NORMAL
Role
Bulky SupportAbility
Simple+SpD
40 +9Spe
31SASSY NATURE GUIDE
+10%Sp. Defense
-10%Speed
Flavor Preference
Likes Bitter, dislikes Sweet
Competitive Role
Slow special walls, often paired with Trick Room.
Sassy vs Calm
Choose Sassy
+Sp. Defense / -Speed
- Pokemon that need to check physical threats (use +Def)
- Pokemon that need to check special threats (use +SpD)
- Walls and tanks that rarely attack
Choose Calm
+Sp. Defense / -Attack
- Defensive Pokemon that still need attacking power
- Pokemon that run both physical and special moves
How to Get
SynchronizeLead with a Sassy Pokemon that has the Synchronize ability. Wild Pokemon will match its nature. (Gen 3+)
BreedingGive the parent with Sassy nature an Everstone. The offspring will inherit it. (100% since Gen 5)
Nature MintUse a Sassy Mint to change stat effects to Sassy. The original nature name stays but stats change. (Gen 8+)
Other +Sp. Defense Natures
SASSY FAQs
What does the Sassy nature do in Pokemon?
Sassy raises Sp. Defense by 10% and lowers Speed by 10%. At level 100 with full investment, that's roughly a 30-point swing on the boosted stat. Pokemon with Sassy nature prefer Bitter flavor and dislike Sweet.
What are the best Sassy nature Pokemon?
Top Sassy users include Tangrowth, Bronzong, Dusclops, and Uxie. They benefit from the Sp. Defense boost because their main damage comes from that stat. The Speed drop doesn't hurt them since they don't rely on it.
Is Sassy a good nature for competitive Pokemon?
Sassy is a strong competitive nature. The -Speed drop actually helps under Trick Room, where slower Pokemon move first. The key is matching it to Pokemon that don't need Speed in their moveset.
How do I get a Sassy nature Pokemon?
Synchronize is the fastest method. Lead with a Pokemon that has Synchronize and Sassy nature, and wild encounters match it (Gen 3+). Breeding works too: give the Sassy parent an Everstone and all offspring inherit the nature. Nature Mints (Gen 8+) let you change the stat effect to Sassy without rebreeding.
Should I use Sassy or Calm?
Sassy prioritizes Trick Room special wall, while Calm goes for standard special wall. Pick Sassy when your Pokemon's role depends on the stat it boosts. Go with Calm when standard special wall matters more for your team.