Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Excadrill
GroundSteel
OFFENSIVE CHECK
24.033
81.7%
dies 7.89%
▾
252+ Atk Excadrill Iron Head vs. 252 HP / 0 Def Clefable: 384-452 (97.4 - 114.7%) -- 81.3% chance to OHKO
02
Slowking-Galar
PoisonPsychic
DEFENSIVE COUNTER
137.368
80.4%
dies 4.74%
▾
0- Atk Clefable Knock Off (97.5 BP) vs. 252 HP / 0 Def Slowking-Galar: 112-134 (28.4 - 34%) -- 1.1% chance to 3HKO
03
Heatran
FireSteel
OFFENSIVE CHECK
192.662
73.4%
dies 5.30%
▾
0- Atk Heatran Heavy Slam (120 BP) vs. 252 HP / 0 Def Clefable: 276-326 (70 - 82.7%) -- guaranteed 2HKO after Leftovers recovery
04
Melmetal
Steel
DEFENSIVE COUNTER
128.791
71.8%
dies 5.44%
▾
252+ SpA Clefable Flamethrower vs. 252 HP / 252+ SpD Melmetal: 164-194 (34.5 - 40.9%) -- 63.9% chance to 3HKO after Leftovers recovery
05
Tapu Lele
PsychicFairy
OFFENSIVE CHECK
33.707
58.5%
dies 8.49%
▾
252+ SpA Tapu Lele Psyshock vs. 252 HP / 0 Def Clefable in Psychic Terrain: 243-286 (61.6 - 72.5%) -- guaranteed 2HKO after Leftovers recovery
06
Zapdos
ElectricFlying
OFFENSIVE CHECK
95.834
58.0%
dies 6.93%
▾
252+ SpA Zapdos Hurricane vs. 252 HP / 252+ SpD Clefable: 148-175 (37.5 - 44.4%) -- guaranteed 3HKO after Leftovers recovery
07
Rillaboom
Grass
OFFENSIVE CHECK
20.844
56.9%
dies 10.85%
▾
252+ Atk Rillaboom Wood Hammer vs. 252 HP / 0 Def Clefable in Grassy Terrain: 352-415 (89.3 - 105.3%) -- 37.5% chance to OHKO
08
Kartana
GrassSteel
SOFT CHECK
60.024
52.3%
dies 9.06%
▾
252+ Atk Kartana Smart Strike vs. 252 HP / 0 Def Clefable: 420-494 (106.5 - 125.3%) -- guaranteed OHKO
09
Corviknight
FlyingSteel
SOFT CHECK
101.678
46.1%
dies 6.95%
▾
252+ Atk Corviknight Brave Bird vs. 252 HP / 0 Def Clefable: 213-252 (54 - 63.9%) -- guaranteed 2HKO after Leftovers recovery
10
Clefable
Fairy
SOFT CHECK
176.571
45.4%
dies 5.30%
▾
252+ SpA Clefable Moonblast vs. 252 HP / 252+ SpD Clefable: 106-126 (26.9 - 31.9%) -- 40.2% chance to 4HKO after Leftovers recovery
11
Dragapult
DragonGhost
SOFT CHECK
50.277
41.9%
dies 6.96%
▾
252+ SpA Choice Specs Dragapult Shadow Ball vs. 252 HP / 252+ SpD Clefable: 139-165 (35.2 - 41.8%) -- 83.5% chance to 3HKO after Leftovers recovery
12
Toxapex
PoisonWater
SOFT CHECK
169.354
39.1%
dies 6.21%
▾
252+ Atk Toxapex Poison Jab vs. 252 HP / 0 Def Clefable: 236-278 (59.8 - 70.5%) -- guaranteed 2HKO after Leftovers recovery
13
Skarmory
SteelFlying
SOFT CHECK
23.99
39.0%
dies 9.96%
▾
252+ Atk Skarmory Brave Bird vs. 252 HP / 0 Def Clefable: 202-238 (51.2 - 60.4%) -- 91.4% chance to 2HKO after Leftovers recovery
14
Hippowdon
Ground
SOFT CHECK
65.935
37.7%
dies 8.40%
▾
252+ Atk Hippowdon Heavy Slam (120 BP) vs. 252 HP / 0 Def Clefable: 336-396 (85.2 - 100.5%) -- 6.3% chance to OHKO
15
Ferrothorn
GrassSteel
SOFT CHECK
119.427
36.8%
dies 6.05%
▾
252+ Atk Ferrothorn Power Whip vs. 252 HP / 0 Def Clefable: 223-264 (56.5 - 67%) -- guaranteed 2HKO after Leftovers recovery
16
Urshifu-Rapid-Strike
FightingWater
SOFT CHECK
33.945
34.7%
dies 8.17%
▾
252+ Atk Choice Band Urshifu-Rapid-Strike Surging Strikes (3 hits) vs. 252 HP / 0 Def Clefable on a critical hit: 399-471 (101.2 - 119.5%) -- guaranteed OHKO
17
Landorus-Therian
GroundFlying
SOFT CHECK
147.364
33.1%
dies 6.41%
▾
252+ Atk Landorus-Therian Earthquake vs. 252 HP / 0 Def Clefable: 253-298 (64.2 - 75.6%) -- guaranteed 2HKO after Leftovers recovery
18
Garchomp
DragonGround
SOFT CHECK
99.608
31.4%
dies 6.49%
▾
252+ Atk Garchomp Earthquake vs. 252 HP / 0 Def Clefable: 232-274 (58.8 - 69.5%) -- guaranteed 2HKO after Leftovers recovery
19
Weavile
DarkIce
SOFT CHECK
96.122
29.8%
dies 6.55%
▾
252+ Atk Weavile Triple Axel (120 BP) (3 hits) vs. 252 HP / 0 Def Clefable: 266-316 (67.5 - 80.2%) -- guaranteed 2HKO after Leftovers recovery
20
Gastrodon
WaterGround
SOFT CHECK
37.103
25.7%
dies 7.18%
▾
0- Atk Gastrodon Earthquake vs. 252 HP / 0 Def Clefable: 108-127 (27.4 - 32.2%) -- 57.5% chance to 4HKO after Leftovers recovery
21
Slowking
WaterPsychic
SOFT CHECK
28.821
23.0%
dies 7.84%
▾
252+ SpA Slowking Future Sight vs. 252 HP / 252+ SpD Clefable: 139-165 (35.2 - 41.8%) -- 83.5% chance to 3HKO after Leftovers recovery
22
Tornadus-Therian
Flying
SOFT CHECK
110.687
20.1%
dies 5.29%
▾
0- SpA Tornadus-Therian Hurricane vs. 252 HP / 252+ SpD Clefable: 90-106 (22.8 - 26.9%) -- possible 5HKO
23
Slowbro
WaterPsychic
SOFT CHECK
113.502
19.2%
dies 5.22%
▾
252+ SpA Slowbro Future Sight vs. 252 HP / 252+ SpD Clefable: 139-165 (35.2 - 41.8%) -- 83.5% chance to 3HKO after Leftovers recovery
24
Dragonite
DragonFlying
SOFT CHECK
27.006
16.9%
dies 7.22%
▾
252+ Atk Dragonite Dual Wingbeat (2 hits) vs. 252 HP / 0 Def Clefable: 192-228 (48.7 - 57.8%) -- 51.6% chance to 2HKO after Leftovers recovery
25
Buzzwole
BugFighting
SOFT CHECK
42.522
10.8%
dies 4.76%
▾
252+ Atk Buzzwole Poison Jab vs. 252 HP / 0 Def Clefable: 260-308 (65.9 - 78.1%) -- guaranteed 2HKO after Leftovers recovery
Ranked #4 with 26.14% usage. Sorted by reliability score.