Ranked by reliability — blends KO rate with how often each Pokémon is matched up.
#
Checker
Encounters
Reliability
KO Rate
01
Giratina-Origin
GhostDragon
DEFENSIVE COUNTER
146.419
96.1%
dies 2.57%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Giratina-Origin: 145-172 (28.7 - 34.1%) -- 1.8% chance to 3HKO
02
Arceus-Ghost
Ghost
DEFENSIVE COUNTER
51.476
93.9%
dies 3.34%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Arceus-Ghost: 129-153 (29 - 34.4%) -- 3.1% chance to 3HKO
03
Lunala
PsychicGhost
OFFENSIVE CHECK
218.327
90.9%
dies 3.30%
▾
252+ SpA Lunala Moongeist Beam vs. 252 HP / 252+ SpD Deoxys-Speed: 288-342 (94.7 - 112.5%) -- 68.8% chance to OHKO
04
Arceus
Normal
DEFENSIVE COUNTER
252.448
87.7%
dies 3.24%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Arceus: 129-153 (29 - 34.4%) -- 3.1% chance to 3HKO
05
Arceus-Ground
Ground
DEFENSIVE COUNTER
138.313
87.4%
dies 4.83%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Arceus-Ground: 129-153 (29 - 34.4%) -- 3.1% chance to 3HKO
06
Zacian-Crowned
FairySteel
OFFENSIVE CHECK
232.143
87.2%
dies 3.65%
▾
+1 252+ Atk Zacian-Crowned Crunch vs. 252 HP / 0 Def Deoxys-Speed: 350-412 (115.1 - 135.5%) -- guaranteed OHKO
07
Arceus-Fairy
Fairy
DEFENSIVE COUNTER
67.491
85.8%
dies 6.00%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Arceus-Fairy: 129-153 (29 - 34.4%) -- 3.1% chance to 3HKO
08
Calyrex-Ice
PsychicIce
DEFENSIVE COUNTER
60.944
85.5%
dies 6.31%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Calyrex-Ice: 60-72 (14.8 - 17.8%) -- possible 6HKO
09
Kingambit
DarkSteel
DEFENSIVE COUNTER
34.895
85.3%
dies 5.99%
▾
10
Terapagos
Normal
DEFENSIVE COUNTER
150.593
80.0%
dies 5.61%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Terapagos: 162-192 (42.1 - 50%) -- 0.4% chance to 2HKO
11
Tyranitar
RockDark
OFFENSIVE CHECK
29.156
78.3%
dies 7.63%
▾
252+ Atk Tyranitar Knock Off (97.5 BP) vs. 252 HP / 0 Def Deoxys-Speed: 390-462 (128.2 - 151.9%) -- guaranteed OHKO
12
Ting-Lu
DarkGround
DEFENSIVE COUNTER
65.361
78.2%
dies 7.15%
▾
13
Kyogre
Water
DEFENSIVE COUNTER
214.466
76.3%
dies 4.93%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Kyogre: 115-136 (28.4 - 33.6%) -- 0.5% chance to 3HKO
14
Groudon
Ground
DEFENSIVE COUNTER
68.26
75.6%
dies 7.08%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Groudon: 156-184 (38.6 - 45.5%) -- guaranteed 3HKO after Leftovers recovery
15
Necrozma-Dusk-Mane
PsychicSteel
OFFENSIVE CHECK
139.839
73.7%
dies 6.38%
▾
0- Atk Necrozma-Dusk-Mane Knock Off (97.5 BP) vs. 252 HP / 0 Def Deoxys-Speed: 204-240 (67.1 - 78.9%) -- guaranteed 2HKO
16
Gliscor
GroundFlying
DEFENSIVE COUNTER
140.899
66.3%
dies 6.61%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Gliscor: 175-207 (49.4 - 58.4%) -- 98.8% chance to 2HKO
17
Grimmsnarl
DarkFairy
OFFENSIVE CHECK
50.346
65.9%
dies 9.42%
▾
252+ Atk Grimmsnarl Play Rough vs. 252 HP / 0 Def Deoxys-Speed: 168-198 (55.2 - 65.1%) -- guaranteed 2HKO
18
Eternatus
PoisonDragon
OFFENSIVE CHECK
35.65
62.8%
dies 8.09%
▾
+1 252+ SpA Eternatus Meteor Beam vs. 252 HP / 252+ SpD Deoxys-Speed: 180-212 (59.2 - 69.7%) -- guaranteed 2HKO
19
Arceus-Water
Water
DEFENSIVE COUNTER
46.194
59.9%
dies 10.17%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Arceus-Water: 129-153 (29 - 34.4%) -- 3.1% chance to 3HKO
20
Hatterene
PsychicFairy
OFFENSIVE CHECK
259.008
59.7%
dies 5.14%
▾
252+ SpA Hatterene Dazzling Gleam vs. 252 HP / 252+ SpD Deoxys-Speed: 115-136 (37.8 - 44.7%) -- guaranteed 3HKO
21
Ho-Oh
FireFlying
DEFENSIVE COUNTER
211.218
58.4%
dies 5.63%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Ho-Oh: 108-127 (25.9 - 30.5%) -- guaranteed 4HKO
22
Ribombee
BugFairy
SOFT CHECK
185.964
53.8%
dies 6.21%
▾
252+ SpA Ribombee Moonblast vs. 252 HP / 252+ SpD Deoxys-Speed: 106-126 (34.8 - 41.4%) -- guaranteed 3HKO
23
Glimmora
RockPoison
SOFT CHECK
172.229
52.2%
dies 6.46%
▾
0- SpA Glimmora Sludge Bomb vs. 252 HP / 252+ SpD Deoxys-Speed: 84-100 (27.6 - 32.8%) -- guaranteed 4HKO
24
Deoxys-Speed
Psychic
SOFT CHECK
125.918
49.6%
dies 7.60%
▾
252+ SpA Deoxys-Speed Psycho Boost vs. 252 HP / 252+ SpD Deoxys-Speed: 78-92 (25.6 - 30.2%) -- guaranteed 4HKO
25
Koraidon
FightingDragon
SOFT CHECK
554.951
43.5%
dies 3.58%
▾
252+ Atk Orichalcum Pulse Koraidon Flare Blitz vs. 252 HP / 0 Def Deoxys-Speed in Sun: 323-381 (106.2 - 125.3%) -- guaranteed OHKO
26
Landorus-Therian
GroundFlying
SOFT CHECK
57.904
33.1%
dies 8.51%
▾
252+ Atk Landorus-Therian Crunch vs. 252 HP / 0 Def Deoxys-Speed: 226-268 (74.3 - 88.1%) -- guaranteed 2HKO
Ranked #20 with 8.47% usage. Sorted by reliability score.