Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Latios-Mega
DragonPsychic
OFFENSIVE CHECK
23.95
84.9%
dies 7.32%
▾
252+ SpA Latios-Mega Draco Meteor vs. 252 HP / 252+ SpD Garchomp: 438-516 (104.2 - 122.8%) -- guaranteed OHKO
02
Clefable
Fairy
DEFENSIVE COUNTER
132.328
80.9%
dies 5.63%
▾
252+ Atk Garchomp Earthquake vs. 252 HP / 252+ Def Clefable: 159-187 (40.3 - 47.4%) -- guaranteed 3HKO after Leftovers recovery
03
Iron Valiant
FairyFighting
OFFENSIVE CHECK
153.39
79.0%
dies 5.61%
▾
252+ SpA Iron Valiant Moonblast vs. 252 HP / 252+ SpD Garchomp: 258-306 (61.4 - 72.8%) -- guaranteed 2HKO
04
Ninetales-Alola
IceFairy
DEFENSIVE COUNTER
24.781
72.7%
dies 8.95%
▾
252+ Atk Garchomp Stone Edge vs. 252 HP / 252+ Def Ninetales-Alola in Snow: 138-164 (39.4 - 46.8%) -- guaranteed 3HKO
05
Diancie-Mega
RockFairy
OFFENSIVE CHECK
125.037
69.5%
dies 7.12%
▾
252+ SpA Diancie-Mega Moonblast vs. 252 HP / 252+ SpD Garchomp: 320-378 (76.1 - 90%) -- guaranteed 2HKO
06
Iron Hands
FightingElectric
DEFENSIVE COUNTER
25.022
66.1%
dies 9.46%
▾
252+ Atk Garchomp Earthquake vs. 252 HP / 252+ Def Iron Hands: 246-290 (48 - 56.6%) -- 89.1% chance to 2HKO
07
Great Tusk
GroundFighting
DEFENSIVE COUNTER
229.043
65.4%
dies 5.41%
▾
252+ Atk Garchomp Outrage vs. 252 HP / 252+ Def Great Tusk: 129-153 (29.7 - 35.2%) -- 14.8% chance to 3HKO
08
Lopunny-Mega
NormalFighting
OFFENSIVE CHECK
22.453
64.3%
dies 10.11%
▾
252+ Atk Lopunny-Mega Triple Axel (120 BP) (3 hits) vs. 252 HP / 0 Def Garchomp: 628-744 (149.5 - 177.1%) -- guaranteed OHKO
09
Tapu Lele
PsychicFairy
OFFENSIVE CHECK
144.245
64.0%
dies 6.87%
▾
252+ SpA Tapu Lele Moonblast vs. 252 HP / 252+ SpD Garchomp: 272-324 (64.7 - 77.1%) -- guaranteed 2HKO
10
Ogerpon-Wellspring
GrassWater
OFFENSIVE CHECK
120.042
63.7%
dies 7.51%
▾
252+ Atk Wellspring Mask Ogerpon-Wellspring Play Rough vs. 252 HP / 0 Def Garchomp: 256-302 (60.9 - 71.9%) -- guaranteed 2HKO
11
Zamazenta
Fighting
OFFENSIVE CHECK
239.285
63.1%
dies 5.33%
▾
252+ Atk Zamazenta Ice Fang vs. 252 HP / 0 Def Garchomp: 308-364 (73.3 - 86.6%) -- guaranteed 2HKO
12
Terapagos
Normal
DEFENSIVE COUNTER
199.603
62.8%
dies 5.81%
▾
252+ Atk Garchomp Outrage vs. 252 HP / 252+ Def Terapagos: 172-204 (44.7 - 53.1%) -- 28.1% chance to 2HKO
13
Ursaluna
GroundNormal
OFFENSIVE CHECK
36.855
61.1%
dies 8.03%
▾
252+ Atk Ursaluna Ice Punch vs. 252 HP / 0 Def Garchomp: 396-468 (94.2 - 111.4%) -- 68.8% chance to OHKO
14
Blaziken
FireFighting
OFFENSIVE CHECK
26.293
58.2%
dies 9.62%
▾
252+ Atk Blaziken Close Combat vs. 252 HP / 0 Def Garchomp: 211-250 (50.2 - 59.5%) -- guaranteed 2HKO
15
Corviknight
FlyingSteel
DEFENSIVE COUNTER
186.713
55.7%
dies 6.28%
▾
252+ Atk Garchomp Stone Edge vs. 252 HP / 252+ Def Corviknight: 84-99 (21 - 24.7%) -- guaranteed 5HKO
16
Swampert-Mega
WaterGround
OFFENSIVE CHECK
20.315
55.1%
dies 11.03%
▾
252+ Atk Swampert-Mega Ice Punch vs. 252 HP / 0 Def Garchomp: 420-496 (100 - 118%) -- guaranteed OHKO
17
Charizard-Mega-X
FireDragon
SOFT CHECK
69.066
52.7%
dies 8.28%
▾
252+ Atk Tough Claws Charizard-Mega-X Outrage vs. 252 HP / 0 Def Garchomp: 584-690 (139 - 164.2%) -- guaranteed OHKO
18
Hatterene
PsychicFairy
SOFT CHECK
124.822
52.1%
dies 7.57%
▾
252+ SpA Hatterene Psyshock vs. 252 HP / 0 Def Garchomp: 156-184 (37.1 - 43.8%) -- guaranteed 3HKO
19
Dragonite
DragonFlying
SOFT CHECK
119.627
51.6%
dies 7.81%
▾
252+ Atk Dragonite Outrage vs. 252 HP / 0 Def Garchomp: 458-542 (109 - 129%) -- guaranteed OHKO
20
Melmetal
Steel
SOFT CHECK
116.815
51.3%
dies 7.96%
▾
252+ Atk Punching Glove Iron Fist Melmetal Ice Punch vs. 252 HP / 0 Def Garchomp: 532-628 (126.6 - 149.5%) -- guaranteed OHKO
21
Tornadus-Therian
Flying
SOFT CHECK
107.874
49.2%
dies 8.31%
▾
252+ SpA Tornadus-Therian Hurricane vs. 252 HP / 252+ SpD Garchomp: 141-166 (33.5 - 39.5%) -- guaranteed 3HKO
22
Gengar
GhostPoison
SOFT CHECK
22.817
49.0%
dies 10.47%
▾
252+ SpA Gengar Shadow Ball vs. 252 HP / 252+ SpD Garchomp: 115-136 (27.3 - 32.3%) -- guaranteed 4HKO
23
Keldeo
WaterFighting
SOFT CHECK
33.18
48.8%
dies 8.68%
▾
252+ SpA Keldeo Secret Sword vs. 252 HP / 0 Def Garchomp: 159-187 (37.8 - 44.5%) -- guaranteed 3HKO
24
Garchomp
DragonGround
SOFT CHECK
126.122
48.8%
dies 7.57%
▾
252+ Atk Garchomp Outrage vs. 252 HP / 0 Def Garchomp: 450-530 (107.1 - 126.1%) -- guaranteed OHKO
25
Urshifu-Rapid-Strike
FightingWater
SOFT CHECK
59.88
48.3%
dies 9.01%
▾
252+ Atk Urshifu-Rapid-Strike Ice Spinner vs. 252 HP / 0 Def Garchomp: 404-476 (96.1 - 113.3%) -- 75% chance to OHKO
26
Ferrothorn
GrassSteel
SOFT CHECK
46.047
48.2%
dies 7.36%
▾
252+ Atk Ferrothorn Power Whip vs. 252 HP / 0 Def Garchomp: 180-213 (42.8 - 50.7%) -- 2.3% chance to 2HKO
27
Kyurem
DragonIce
SOFT CHECK
56.572
47.6%
dies 8.79%
▾
252+ Atk Kyurem Icicle Spear (3 hits) vs. 252 HP / 0 Def Garchomp: 576-684 (137.1 - 162.8%) -- guaranteed OHKO
28
Gliscor
GroundFlying
SOFT CHECK
293.376
47.1%
dies 4.94%
▾
252+ Atk Gliscor Earthquake vs. 252 HP / 0 Def Garchomp: 151-178 (35.9 - 42.3%) -- guaranteed 3HKO
29
Iron Treads
GroundSteel
SOFT CHECK
102.4
44.1%
dies 6.77%
▾
252+ Atk Iron Treads Ice Spinner vs. 252 HP / 0 Def Garchomp: 360-428 (85.7 - 101.9%) -- 12.5% chance to OHKO
30
Tapu Koko
ElectricFairy
SOFT CHECK
104.245
42.4%
dies 8.17%
▾
252+ SpA Choice Specs Tapu Koko Hidden Power Ice vs. 252 HP / 252+ SpD Garchomp: 280-332 (66.6 - 79%) -- guaranteed 2HKO
Ranked #14 with 10.59% usage. Sorted by reliability score.