Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Salamence-Mega
DragonFlying
OFFENSIVE CHECK
21.097
88.3%
dies 7.01%
▾
252+ Atk Aerilate Salamence-Mega Double-Edge vs. 252 HP / 0 Def Ho-Oh: 306-361 (73.5 - 86.7%) -- guaranteed 2HKO
02
Garganacl
Rock
DEFENSIVE COUNTER
93.525
84.6%
dies 5.27%
▾
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
Mewtwo
Psychic
OFFENSIVE CHECK
117.311
81.4%
dies 6.22%
▾
252+ SpA Life Orb Mewtwo Psystrike vs. 252 HP / 0 Def Ho-Oh: 289-341 (69.4 - 81.9%) -- guaranteed 2HKO
04
Zygarde
DragonGround
DEFENSIVE COUNTER
731.612
74.9%
dies 2.77%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Zygarde: 135-160 (32.1 - 38%) -- 0.6% chance to 3HKO after Leftovers recovery
05
Rayquaza
DragonFlying
OFFENSIVE CHECK
96.953
73.0%
dies 6.34%
▾
252+ Atk Choice Band Rayquaza Dragon Ascent vs. 252 HP / 0 Def Ho-Oh: 391-462 (93.9 - 111%) -- 62.5% chance to OHKO
06
Mewtwo-Mega-X
PsychicFighting
OFFENSIVE CHECK
134.305
71.8%
dies 6.66%
▾
252+ Atk Mewtwo-Mega-X Stone Edge vs. 252 HP / 0 Def Ho-Oh: 700-824 (168.2 - 198%) -- guaranteed OHKO
07
Chi-Yu
DarkFire
OFFENSIVE CHECK
58.506
71.6%
dies 8.27%
▾
252+ SpA Beads of Ruin Chi-Yu Dark Pulse vs. 252 HP / 252+ SpD Ho-Oh: 105-124 (25.2 - 29.8%) -- guaranteed 4HKO
08
Tyranitar-Mega
RockDark
DEFENSIVE COUNTER
34.552
70.9%
dies 7.73%
▾
252+ Atk Ho-Oh Earthquake vs. 252 HP / 252+ Def Tyranitar-Mega: 130-154 (32.1 - 38.1%) -- 95.7% chance to 3HKO
09
Eternatus
PoisonDragon
OFFENSIVE CHECK
639.289
69.4%
dies 3.12%
▾
+1 252+ SpA Eternatus Meteor Beam vs. 252 HP / 252+ SpD Ho-Oh: 496-584 (119.2 - 140.3%) -- guaranteed OHKO
10
Kyogre-Primal
Water
OFFENSIVE CHECK
411.58
69.0%
dies 3.92%
▾
252+ SpA Kyogre-Primal Water Spout (150 BP) vs. 252 HP / 252+ SpD Ho-Oh in Heavy Rain: 548-648 (131.7 - 155.7%) -- guaranteed OHKO
11
Groudon-Primal
GroundFire
OFFENSIVE CHECK
1,406.83
67.2%
dies 2.16%
▾
252+ Atk Groudon-Primal Stone Edge vs. 252 HP / 0 Def Ho-Oh: 672-792 (161.5 - 190.3%) -- guaranteed OHKO
12
Calyrex-Ice
PsychicIce
DEFENSIVE COUNTER
71.182
66.1%
dies 9.70%
▾
252+ Atk Ho-Oh Sacred Fire vs. 252 HP / 252+ Def Calyrex-Ice: 194-230 (48 - 56.9%) -- 90.6% chance to 2HKO
13
Melmetal
Steel
DEFENSIVE COUNTER
154.689
66.0%
dies 6.58%
▾
252+ Atk Ho-Oh Sacred Fire vs. 252 HP / 252+ Def Melmetal: 204-240 (43 - 50.6%) -- 2% chance to 2HKO
14
Necrozma-Dusk-Mane
PsychicSteel
OFFENSIVE CHECK
330.705
63.8%
dies 4.55%
▾
0- Atk Necrozma-Dusk-Mane Stone Edge vs. 252 HP / 0 Def Ho-Oh: 420-496 (100.9 - 119.2%) -- guaranteed OHKO
15
Arceus
Normal
DEFENSIVE COUNTER
150.468
62.9%
dies 6.71%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Arceus: 136-162 (30.6 - 36.4%) -- 58.2% chance to 3HKO
16
Mewtwo-Mega-Y
Psychic
OFFENSIVE CHECK
61.027
62.4%
dies 8.75%
▾
252+ SpA Mewtwo-Mega-Y Psystrike vs. 252 HP / 0 Def Ho-Oh: 267-315 (64.1 - 75.7%) -- guaranteed 2HKO
17
Chien-Pao
DarkIce
OFFENSIVE CHECK
225.936
58.4%
dies 5.60%
▾
252+ Atk Choice Band Sword of Ruin Chien-Pao Icicle Crash vs. 252 HP / 0 Def Ho-Oh: 313-370 (75.2 - 88.9%) -- guaranteed 2HKO
18
Marshadow
FightingGhost
OFFENSIVE CHECK
518.656
57.1%
dies 3.76%
▾
252+ Atk Technician Marshadow Rock Tomb vs. 252 HP / 0 Def Ho-Oh: 460-544 (110.5 - 130.7%) -- guaranteed OHKO
19
Pecharunt
PoisonGhost
DEFENSIVE COUNTER
68.598
55.8%
dies 6.00%
▾
252+ Atk Ho-Oh Earthquake vs. 252 HP / 252+ Def Pecharunt: 124-146 (32.6 - 38.4%) -- 97.9% chance to 3HKO
20
Kyogre
Water
DEFENSIVE COUNTER
57.327
55.7%
dies 9.25%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 252+ Def Kyogre: 166-196 (41 - 48.5%) -- guaranteed 3HKO
21
Deoxys-Attack
Psychic
OFFENSIVE CHECK
111.204
55.7%
dies 8.04%
▾
0- Atk Deoxys-Attack Rock Slide vs. 252 HP / 0 Def Ho-Oh: 356-420 (85.5 - 100.9%) -- 6.3% chance to OHKO
22
221.095
54.4%
dies 5.73%
▾
252+ Atk Dondozo Liquidation vs. 252 HP / 0 Def Ho-Oh: 278-330 (66.8 - 79.3%) -- guaranteed 2HKO
23
Yveltal
DarkFlying
SOFT CHECK
836.749
54.3%
dies 2.98%
▾
0- Atk Life Orb Dark Aura Yveltal Knock Off (97.5 BP) vs. 252 HP / 0 Def Ho-Oh: 226-266 (54.3 - 63.9%) -- guaranteed 2HKO
24
Lunala
PsychicGhost
SOFT CHECK
148.796
53.5%
dies 6.94%
▾
+1 252+ SpA Lunala Meteor Beam vs. 252 HP / 252+ SpD Ho-Oh: 476-560 (114.4 - 134.6%) -- guaranteed OHKO
25
Arceus-Dark
Dark
SOFT CHECK
381.391
53.2%
dies 4.39%
▾
0- Atk Dread Plate Arceus-Dark Foul Play vs. 252 HP / 0 Def Ho-Oh: 151-178 (36.2 - 42.7%) -- guaranteed 3HKO
26
Zacian-Crowned
FairySteel
SOFT CHECK
807.526
48.5%
dies 3.02%
▾
+1 252+ Atk Zacian-Crowned Wild Charge vs. 252 HP / 0 Def Ho-Oh: 392-462 (94.2 - 111%) -- 62.5% chance to OHKO
27
Arceus-Ground
Ground
SOFT CHECK
434.426
48.4%
dies 4.14%
▾
0- Atk Arceus-Ground Stone Edge vs. 252 HP / 0 Def Ho-Oh: 332-392 (79.8 - 94.2%) -- guaranteed 2HKO
28
Kingambit
DarkSteel
SOFT CHECK
36.79
40.5%
dies 8.09%
▾
252+ Atk Black Glasses Kingambit Knock Off (97.5 BP) vs. 252 HP / 0 Def Ho-Oh: 237-279 (56.9 - 67%) -- guaranteed 2HKO
29
Terapagos
Normal
SOFT CHECK
59.708
40.4%
dies 8.61%
▾
252+ SpA Terapagos Tera Starstorm vs. 252 HP / 252+ SpD Ho-Oh: 73-87 (17.5 - 20.9%) -- possible 5HKO
30
Giratina-Origin
GhostDragon
SOFT CHECK
403.293
38.8%
dies 4.17%
▾
0- Atk Griseous Core Giratina-Origin Poltergeist vs. 252 HP / 0 Def Ho-Oh: 163-193 (39.1 - 46.3%) -- guaranteed 3HKO
Ranked #7 with 26.90% usage. Sorted by reliability score.