Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Kingambit
DarkSteel
DEFENSIVE COUNTER
866.625
70.0%
dies 2.68%
▾
252+ SpA Calyrex-Shadow Astral Barrage vs. 252 HP / 252+ SpD Kingambit: 102-121 (25.2 - 29.9%) -- guaranteed 4HKO
02
Muk-Alola
PoisonDark
DEFENSIVE COUNTER
174.63
69.9%
dies 5.93%
▾
252+ SpA Calyrex-Shadow Astral Barrage vs. 252 HP / 252+ SpD Muk-Alola: 93-109 (22.4 - 26.3%) -- 14.5% chance to 4HKO
03
Tyranitar
RockDark
OFFENSIVE CHECK
228.417
66.6%
dies 5.32%
▾
252+ Atk Tyranitar Knock Off (97.5 BP) vs. 252 HP / 0 Def Calyrex-Shadow: 856-1012 (211.8 - 250.4%) -- guaranteed OHKO
04
Wo-Chien
DarkGrass
DEFENSIVE COUNTER
454.716
62.8%
dies 3.83%
▾
252+ SpA Calyrex-Shadow Draining Kiss vs. 252 HP / 252+ SpD Wo-Chien: 84-100 (22.4 - 26.7%) -- possible 5HKO
05
Arceus-Dark
Dark
DEFENSIVE COUNTER
74.371
61.6%
dies 7.89%
▾
252+ SpA Calyrex-Shadow Grass Knot (120 BP) vs. 252 HP / 252+ SpD Arceus-Dark: 109-129 (24.5 - 29%) -- 99.8% chance to 4HKO
06
Mandibuzz
DarkFlying
DEFENSIVE COUNTER
429.395
60.2%
dies 3.97%
▾
252+ SpA Calyrex-Shadow Draining Kiss vs. 252 HP / 252+ SpD Mandibuzz: 108-128 (25.4 - 30.1%) -- guaranteed 4HKO
07
6,070.532
52.0%
dies 1.11%
▾
252+ Atk Arceus Shadow Claw vs. 252 HP / 0 Def Calyrex-Shadow: 384-452 (95 - 111.8%) -- 68.8% chance to OHKO
08
Maushold
Normal
SOFT CHECK
49.131
51.9%
dies 10.08%
09
Grimmsnarl
DarkFairy
SOFT CHECK
891.613
50.8%
dies 2.89%
▾
252+ Atk Grimmsnarl Sucker Punch vs. 252 HP / 0 Def Calyrex-Shadow: 576-676 (142.5 - 167.3%) -- guaranteed OHKO
10
Chien-Pao
DarkIce
SOFT CHECK
420.87
50.0%
dies 4.20%
▾
252+ Atk Sword of Ruin Chien-Pao Crunch vs. 252 HP / 0 Def Calyrex-Shadow: 876-1032 (216.8 - 255.4%) -- guaranteed OHKO
11
2,292.161
48.8%
dies 1.80%
▾
Ditto vs. Calyrex-Shadow: 0-0 (0 - 0%)
12
Calyrex-Shadow
PsychicGhost
SOFT CHECK
5,820.528
48.6%
dies 1.13%
▾
252+ SpA Calyrex-Shadow Astral Barrage vs. 252 HP / 252+ SpD Calyrex-Shadow: 744-876 (184.1 - 216.8%) -- guaranteed OHKO
13
Mamoswine
IceGround
SOFT CHECK
131.825
47.0%
dies 7.18%
▾
252+ Atk Mamoswine Earthquake vs. 252 HP / 0 Def Calyrex-Shadow: 216-255 (53.4 - 63.1%) -- guaranteed 2HKO
14
Terapagos
Normal
SOFT CHECK
422.838
46.8%
dies 4.17%
▾
0- SpA Terapagos Dark Pulse vs. 252 HP / 252+ SpD Calyrex-Shadow: 108-128 (26.7 - 31.6%) -- guaranteed 4HKO
15
Sneasler
FightingPoison
SOFT CHECK
190.705
46.4%
dies 6.03%
▾
252+ Atk Sneasler Throat Chop vs. 252 HP / 0 Def Calyrex-Shadow: 464-548 (114.8 - 135.6%) -- guaranteed OHKO
16
Ting-Lu
DarkGround
SOFT CHECK
2,392.777
45.9%
dies 1.76%
▾
252+ Atk Ting-Lu Payback (100 BP) vs. 252 HP / 0 Def Calyrex-Shadow: 772-912 (191 - 225.7%) -- guaranteed OHKO
17
32.728
45.8%
dies 8.71%
18
Grafaiai
PoisonNormal
SOFT CHECK
232.174
45.4%
dies 4.61%
▾
252+ Atk Grafaiai Knock Off (97.5 BP) vs. 252 HP / 0 Def Calyrex-Shadow: 452-532 (111.8 - 131.6%) -- guaranteed OHKO
19
Ursaluna-Bloodmoon
GroundNormal
SOFT CHECK
151.155
45.2%
dies 6.91%
▾
252+ SpA Ursaluna-Bloodmoon Blood Moon vs. 252 HP / 252+ SpD Calyrex-Shadow: 186-220 (46 - 54.4%) -- 55.9% chance to 2HKO
20
Calyrex-Ice
PsychicIce
SOFT CHECK
975.234
44.8%
dies 2.74%
▾
252+ Atk Calyrex-Ice Glacial Lance vs. 252 HP / 0 Def Calyrex-Shadow: 310-366 (76.7 - 90.5%) -- guaranteed 2HKO
21
Ursaluna
GroundNormal
SOFT CHECK
276.443
44.2%
dies 4.99%
▾
252+ Atk Ursaluna Crunch vs. 252 HP / 0 Def Calyrex-Shadow: 488-576 (120.7 - 142.5%) -- guaranteed OHKO
22
Giratina-Origin
GhostDragon
SOFT CHECK
259.338
42.0%
dies 5.16%
▾
252+ Atk Griseous Core Giratina-Origin Poltergeist vs. 252 HP / 0 Def Calyrex-Shadow: 1080-1272 (267.3 - 314.8%) -- guaranteed OHKO
23
Ho-Oh
FireFlying
SOFT CHECK
4,187.269
41.4%
dies 1.31%
▾
252+ Atk Ho-Oh Brave Bird vs. 252 HP / 0 Def Calyrex-Shadow: 259-306 (64.1 - 75.7%) -- guaranteed 2HKO
24
Blissey
Normal
SOFT CHECK
406.225
41.0%
dies 3.93%
▾
0- SpA Blissey Shadow Ball vs. 252 HP / 252+ SpD Calyrex-Shadow: 120-144 (29.7 - 35.6%) -- 25.3% chance to 3HKO
25
Basculegion
WaterGhost
SOFT CHECK
129.801
39.7%
dies 7.40%
▾
252+ Atk Adaptability Basculegion Last Respects vs. 252 HP / 0 Def Calyrex-Shadow: 528-624 (130.6 - 154.4%) -- guaranteed OHKO
26
Deoxys-Attack
Psychic
SOFT CHECK
112.502
38.9%
dies 7.67%
▾
0- Atk Deoxys-Attack Knock Off (97.5 BP) vs. 252 HP / 0 Def Calyrex-Shadow: 504-596 (124.7 - 147.5%) -- guaranteed OHKO
27
Giratina
GhostDragon
SOFT CHECK
60.469
38.8%
dies 8.45%
28
Gouging Fire
FireDragon
SOFT CHECK
59.045
38.3%
dies 6.33%
29
Iron Treads
GroundSteel
SOFT CHECK
1,208.884
37.7%
dies 2.40%
▾
252+ Atk Iron Treads Knock Off (97.5 BP) vs. 252 HP / 0 Def Calyrex-Shadow: 504-596 (124.7 - 147.5%) -- guaranteed OHKO
30
Kyurem-Black
DragonIce
SOFT CHECK
278.056
37.2%
dies 4.93%
▾
252+ Atk Kyurem-Black Dragon Claw vs. 252 HP / 0 Def Calyrex-Shadow: 211-250 (52.2 - 61.8%) -- guaranteed 2HKO
Ranked #1 with 63.20% usage. Sorted by reliability score.