Diancie-Mega RockFairy
National Dex
·
Rank #27
·
5.20% usage
What beats Diancie-Mega in National Dex? Based on Smogon's 2026-04 usage stats, these Pokémon are the most effective checks and counters. The KO Rate (D) column shows how often Diancie-Mega is KO'd or forced out by each checker. Higher percentages mean stronger counters.
| # | Checker | Encounters | KO Rate (P) | KO Rate (D) |
|---|---|---|---|---|
| 1 |  Kingler |
21 | 47.6% | 10.90% |
| 2 |  Iron Thorns |
21 | 42.9% | 10.80% |
| 3 |  Weezing |
21 | 38.1% | 10.60% |
| 4 |  Sandaconda |
23 | 47.8% | 10.42% |
| 5 |  Dachsbun |
21 | 33.3% | 10.29% |
| 6 |  Lycanroc-Midnight |
21 | 33.3% | 10.29% |
| 7 |  Meganium |
23 | 39.1% | 10.18% |
| 8 |  Simisage |
24 | 62.5% | 9.88% |
| 9 |  Rhydon |
24 | 62.5% | 9.88% |
| 10 |  Victreebel |
21 | 71.4% | 9.86% |
| 11 |  Komala |
21 | 28.6% | 9.86% |
| 12 |  Aerodactyl |
26 | 53.8% | 9.78% |
| 13 |  Electrode-Hisui |
23 | 69.6% | 9.59% |
| 14 |  Dugtrio-Alola |
23 | 69.6% | 9.59% |
| 15 |  Kabutops |
27 | 55.6% | 9.56% |
| 16 |  Barbaracle |
22 | 72.7% | 9.50% |
| 17 |  Ursaring |
27 | 59.3% | 9.46% |
| 18 |  Brambleghast |
28 | 53.6% | 9.42% |
| 19 |  Raikou |
26 | 65.4% | 9.33% |
| 20 |  Carracosta |
21 | 76.2% | 9.29% |
| 21 |  Arbok |
21 | 23.8% | 9.29% |
| 22 |  Iron Leaves |
27 | 63.0% | 9.29% |
| 23 |  Ninjask |
24 | 29.2% | 9.28% |
| 24 |  Luxray |
23 | 26.1% | 9.16% |
| 25 |  Mr. Rime |
23 | 26.1% | 9.16% |
| 26 |  Swoobat |
27 | 33.3% | 9.07% |
| 27 |  Stunfisk |
27 | 66.7% | 9.07% |
| 28 |  Crustle |
28 | 64.3% | 9.06% |
| 29 |  Cramorant |
30 | 43.3% | 9.05% |
| 30 |  Rampardos |
31 | 51.6% | 8.98% |
KO Rate (D): % of Diancie-Mega's appearances where this checker KO'd or forced it out. KO Rate (P): % of this checker's appearances where it KO'd or forced out Diancie-Mega. Encounters: number of times they met in battle.