Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Kyurem-Black
DragonIce
OFFENSIVE CHECK
183.563
82.8%
dies 4.76%
▾
252+ Atk Kyurem-Black Fusion Bolt vs. 252 HP / 0 Def Ho-Oh: 320-378 (76.9 - 90.8%) -- guaranteed 2HKO
02
Garganacl
Rock
DEFENSIVE COUNTER
134.998
82.3%
dies 5.48%
▾
252+ Atk Ho-Oh Earthquake vs. 252 HP / 252+ Def Garganacl: 146-172 (36.1 - 42.5%) -- 93.2% chance to 3HKO after Leftovers recovery
03
Arceus-Water
Water
DEFENSIVE COUNTER
300.293
79.4%
dies 3.99%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Arceus-Water: 136-162 (30.6 - 36.4%) -- 58.2% chance to 3HKO
04
Basculegion
WaterGhost
OFFENSIVE CHECK
48.342
79.0%
dies 8.06%
▾
252+ Atk Adaptability Basculegion Wave Crash vs. 252 HP / 0 Def Ho-Oh: 564-668 (135.5 - 160.5%) -- guaranteed OHKO
05
Ursaluna
GroundNormal
OFFENSIVE CHECK
150.724
75.0%
dies 5.85%
▾
252+ Atk Ursaluna Facade vs. 252 HP / 0 Def Ho-Oh: 145-172 (34.8 - 41.3%) -- guaranteed 3HKO
06
Arceus-Poison
Poison
DEFENSIVE COUNTER
140.613
70.3%
dies 5.28%
▾
252+ Atk Ho-Oh Earthquake vs. 252 HP / 252+ Def Arceus-Poison: 152-180 (34.2 - 40.5%) -- guaranteed 3HKO
07
Dondozo
Water
DEFENSIVE COUNTER
409.701
69.8%
dies 3.84%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Dondozo: 142-168 (28.1 - 33.3%) -- 91.1% chance to 4HKO after Leftovers recovery
08
Arceus-Ground
Ground
DEFENSIVE COUNTER
1,440.346
69.5%
dies 2.09%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Arceus-Ground: 136-162 (30.6 - 36.4%) -- 58.2% chance to 3HKO
09
Gouging Fire
FireDragon
DEFENSIVE COUNTER
32.931
68.8%
dies 8.07%
▾
252+ Atk Ho-Oh Earthquake vs. 252 HP / 252+ Def Gouging Fire: 152-180 (36.7 - 43.4%) -- guaranteed 3HKO
10
Glalie
Ice
DEFENSIVE COUNTER
38.729
67.9%
dies 7.50%
▾
252+ Atk Ho-Oh Sacred Fire vs. 252 HP / 252+ Def Glalie: 300-354 (82.4 - 97.2%) -- guaranteed 2HKO
11
Calyrex-Ice
PsychicIce
DEFENSIVE COUNTER
602.016
67.2%
dies 3.31%
▾
252+ Atk Ho-Oh Sacred Fire vs. 252 HP / 252+ Def Calyrex-Ice: 194-230 (48 - 56.9%) -- 90.6% chance to 2HKO
12
Eternatus
PoisonDragon
OFFENSIVE CHECK
621.14
63.0%
dies 3.34%
▾
252+ SpA Eternatus Dynamax Cannon vs. 252 HP / 252+ SpD Ho-Oh: 103-123 (24.7 - 29.5%) -- 99.9% chance to 4HKO
13
Sneasler
FightingPoison
OFFENSIVE CHECK
91.659
62.5%
dies 7.02%
▾
252+ Atk Sneasler Dire Claw vs. 252 HP / 0 Def Ho-Oh: 157-186 (37.7 - 44.7%) -- guaranteed 3HKO
14
Glimmora
RockPoison
OFFENSIVE CHECK
670.204
62.1%
dies 3.22%
▾
0- SpA Glimmora Power Gem vs. 252 HP / 252+ SpD Ho-Oh: 204-244 (49 - 58.6%) -- 98% chance to 2HKO
15
Arceus-Fairy
Fairy
DEFENSIVE COUNTER
762.656
61.2%
dies 3.04%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Arceus-Fairy: 136-162 (30.6 - 36.4%) -- 58.2% chance to 3HKO
16
Toedscruel
GroundGrass
DEFENSIVE COUNTER
23.172
59.8%
dies 10.18%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Toedscruel: 408-480 (112 - 131.8%) -- guaranteed OHKO
17
Arceus
Normal
DEFENSIVE COUNTER
1,541.596
57.9%
dies 2.17%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Arceus: 136-162 (30.6 - 36.4%) -- 58.2% chance to 3HKO
18
Zacian-Crowned
FairySteel
OFFENSIVE CHECK
775.047
57.6%
dies 3.05%
▾
+1 252+ Atk Zacian-Crowned Wild Charge vs. 252 HP / 0 Def Ho-Oh: 392-462 (94.2 - 111%) -- 62.5% chance to OHKO
19
Kyogre
Water
DEFENSIVE COUNTER
1,027.473
55.5%
dies 2.68%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Kyogre: 166-196 (41 - 48.5%) -- guaranteed 3HKO
20
Walking Wake
WaterDragon
OFFENSIVE CHECK
59.619
55.3%
dies 9.07%
21
Kyurem-White
DragonIce
OFFENSIVE CHECK
99.011
55.1%
dies 8.42%
22
Necrozma-Dusk-Mane
PsychicSteel
OFFENSIVE CHECK
272.274
55.1%
dies 5.16%
▾
252+ Atk Necrozma-Dusk-Mane Photon Geyser vs. 252 HP / 0 Def Ho-Oh: 226-267 (54.3 - 64.1%) -- guaranteed 2HKO
23
Calyrex-Shadow
PsychicGhost
SOFT CHECK
4,187.269
52.8%
dies 1.33%
▾
252+ SpA Calyrex-Shadow Psyshock vs. 252 HP / 0 Def Ho-Oh: 187-222 (44.9 - 53.3%) -- 33.2% chance to 2HKO
24
Koraidon
FightingDragon
SOFT CHECK
3,133.248
52.2%
dies 1.54%
▾
252+ Atk Orichalcum Pulse Koraidon Outrage vs. 252 HP / 0 Def Ho-Oh: 322-381 (77.4 - 91.5%) -- guaranteed 2HKO
25
Terapagos
Normal
SOFT CHECK
204.952
51.5%
dies 5.93%
▾
252+ Atk Terapagos Rapid Spin vs. 252 HP / 0 Def Ho-Oh: 63-75 (15.1 - 18%) -- possible 6HKO
26
Groudon
Ground
SOFT CHECK
114.825
51.0%
dies 6.54%
▾
252+ Atk Groudon Stone Edge vs. 252 HP / 0 Def Ho-Oh: 584-688 (140.3 - 165.3%) -- guaranteed OHKO
27
Incineroar
FireDark
SOFT CHECK
233.309
49.3%
dies 5.58%
▾
252+ Atk Incineroar Knock Off (97.5 BP) vs. 252 HP / 0 Def Ho-Oh: 175-207 (42 - 49.7%) -- guaranteed 3HKO
28
Chien-Pao
DarkIce
SOFT CHECK
181.208
48.9%
dies 6.34%
▾
252+ Atk Sword of Ruin Chien-Pao Icicle Crash vs. 252 HP / 0 Def Ho-Oh: 210-247 (50.4 - 59.3%) -- guaranteed 2HKO
29
Gliscor
GroundFlying
SOFT CHECK
978.146
48.8%
dies 2.74%
▾
252+ Atk Gliscor Knock Off (97.5 BP) vs. 252 HP / 0 Def Ho-Oh: 102-121 (24.5 - 29%) -- 99.9% chance to 4HKO
30
Lunala
PsychicGhost
SOFT CHECK
109.13
47.8%
dies 8.09%
▾
+1 252+ SpA Lunala Meteor Beam vs. 252 HP / 252+ SpD Ho-Oh: 476-560 (114.4 - 134.6%) -- guaranteed OHKO
Ranked #6 with 24.14% usage. Sorted by reliability score.