24 December 2019
- 14:2714:27, 24 December 2019 diff hist +117 Pyrite Town Cail will not battle the player after defeating Cipher Cmdr Exol until the Mayor's Note is collected in Phenac City.
23 December 2019
- 13:1513:15, 23 December 2019 diff hist +124 Agate Village Rider Hebron will not battle the player after purifying first Shadow Pokemon until Pyrite Town is marked on the map.
2 September 2019
- 19:0819:08, 2 September 2019 diff hist +2,571 Mix Master Tournament When participating in the Mix Master Tournament, one can look at each of the opponent's 6 individual Pokemon's stats and can deduce the Nature and EVs these Pokemon have as such.
1 September 2019
- 23:2923:29, 1 September 2019 diff hist +5 Steady Power (Battle e) Filling in Golduck's Gender and Shiny Gardevoir's Level. Evidence: https://www.youtube.com/watch?v=F4FYDKCllHk
11 August 2019
- 21:1121:11, 11 August 2019 diff hist +7 Reversal Blow (Battle e) Bellossom actually has PoisonPowder according to the card.
7 August 2019
- 15:0815:08, 7 August 2019 diff hist −235 Rattata (Pokémon) Alolan Rattata and its evolution are now not the only Pokemon with the Normal/Dark combination. Evidence: https://youtu.be/ZBiTpi8ecTE
- 15:0615:06, 7 August 2019 diff hist −232 Raticate (Pokémon) Alolan Raticate and its pre-evolutions are now not the only Pokemon with the Normal/Dark combination. Evidence: https://youtu.be/ZBiTpi8ecTE
2 August 2019
- 17:5517:55, 2 August 2019 diff hist +107 Evolution stone All Pokemon that have evolved from exposure to an evolutionary stone are not capable of evolving again (some of which are because they are part of a 3-stage evolutionary line)
- 15:4015:40, 2 August 2019 diff hist +350 Chaser (Trainer class) Adding Female Chasers Melin and Kell from Mt. Battle Area 7 in Pokemon XD.
19 July 2019
- 21:2021:20, 19 July 2019 diff hist +1 Emerald (cards 01-08) (Battle e) Inami uses Machoke. Evidence: https://www.youtube.com/watch?v=r5bZCmGZQPQ
- 21:0221:02, 19 July 2019 diff hist +23 Self-Confidence not Wasted (Battle e) Daikichi has Girafarig. Evidence: https://www.youtube.com/watch?v=Tgddgo8HhrM
- 20:5420:54, 19 July 2019 diff hist 0 Battle without Conclusion (Battle e) Glalie's Level is 62. Evidence: https://www.youtube.com/watch?v=1WxxyrDZBjk
- 20:2120:21, 19 July 2019 diff hist +289 Pokémon Battle e: Series 1 & 2 Promotional cards (Battle e) Correcting and Adding Info to Promo Cards. Evidence: https://www.youtube.com/watch?v=0Uo_rd5719g, https://www.youtube.com/watch?v=3RyrvcTiz-M, https://www.youtube.com/watch?v=uA8tcko-tLg
17 July 2019
- 16:4616:46, 17 July 2019 diff hist +172 Petalburg Gym Although one of the rooms in Petalburg Gym is called the OHKO Room, none of Ace Trainer Berke's Pokemon (Zangoose and Vigoroth) can learn such a move.
12 July 2019
- 20:4020:40, 12 July 2019 diff hist +623 Camouflage (move) Got all the battle environments and corresponding types Camouflage transforms the user into in Pokemon XD except for Orre Colosseum.
- 20:3120:31, 12 July 2019 diff hist +819 Secret Power (move) Got all the battle environments and corresponding side effects Secret Power does in Pokemon XD except for Orre Colosseum.
- 20:2220:22, 12 July 2019 diff hist +1,021 Nature Power (move) Got all the battle environments and corresponding moves Nature Power becomes in Pokemon XD except for Orre Colosseum.
9 July 2019
- 19:4019:40, 9 July 2019 diff hist +67 Gateon Port Chaser Laken will not battle the player while Miror B. is in Gateon Port.
5 July 2019
- 00:0700:07, 5 July 2019 diff hist +118 Gonzap Gonzap's Nuzleaf in Pokemon XD knows Aerial Ace, a move that Nuzleaf cannot learn.
3 July 2019
- 20:5520:55, 3 July 2019 diff hist −12 Team Plasma Grunt (Trainer class) Female Plasma Grunt with Trubbish and Zangoose is also fought in White 2. Evidence: https://www.youtube.com/watch?v=WnccekuMhus (18:12)
- 20:4820:48, 3 July 2019 diff hist +277 Team Plasma Grunt (Trainer class) A female Team Plasma Grunt uses Trubbish and Zangoose in Black 2 at the Plasma Frigate in Giant Chasm. Evidence: https://www.youtube.com/watch?v=kJtliVMiexI (18:21)
27 June 2019
- 19:0619:06, 27 June 2019 diff hist +89 Reverse Mode Another difference between Reverse Mode and Hyper Mode is that Reverse Mode can activate even if the Shadow Pokemon uses a non-Shadow move.
- 00:0200:02, 27 June 2019 diff hist +14 Miror B. Miror B will never replace the last trainer in the current round in Pyrite and Realgam Colosseums. Only one of the first three trainers will get replaced.
21 June 2019
- 17:3717:37, 21 June 2019 diff hist +152 Pokémon HQ Lab Supertrainer Aferd won't battle the player at some points during the main quest.
18 June 2019
- 23:5223:52, 18 June 2019 diff hist +719 Miror B. The Pokemon Miror B sends out in Pyrite Colosseum and Realgam Colosseum depends on the Colosseums' respective quote variants he says before battling the player.
17 June 2019
- 16:4016:40, 17 June 2019 diff hist +209 List of references to popular culture in Pokémon Before battling the player, Rider Willie of Pokemon Colosseum and Pokemon XD references 9/11 victim Todd Beamer by saying "Let's roll!"
16 June 2019
- 14:4814:48, 16 June 2019 diff hist +19 Miror B. Miror B will upgrade his team a second time after visiting Citadark Isle for the first time in Pokemon XD.
15 June 2019
- 12:1312:13, 15 June 2019 diff hist −81 Miror B. Miror B will only use 1 Shadow Pokemon when using his Level 20 team even if there is more than 1 Shadow Pokemon to be captured. Once Gonzap is defeated, Miror B. will use his Level 30 team and will use at most 2 Shadow Pokemon in his collection in battle.
- 02:1202:12, 15 June 2019 diff hist +13 Pokémon HQ Lab Aferd will upgrade his team for the 3rd time once Gonzap is defeated.
14 June 2019
- 21:3521:35, 14 June 2019 diff hist +263 Kaminko's House If one returns to the Kaminko House after talking to Makan and upgrading the scooter, Chobin can be battled again using the same team as the first battle with Robo Groudon Chobin.
- 20:5220:52, 14 June 2019 diff hist +46 Pyrite Town All trainers in Duel Square in Pokemon XD will receive their first upgrade when the location that would later be SS Libra is marked on the map. In addition, Cail will upgrade his team a second time after talking to Perr about upgrading the scooter.
- 20:4620:46, 14 June 2019 diff hist +85 Cail Cail will upgrade his team 3 times after collecting the Mayor's Note in Phenac City, talking to Perr in Gateon Port, and defeating Greevil.
- 15:3215:32, 14 June 2019 diff hist +19 Pyrite Town Cail will upgrade his Pokemon XD team for the 1st time after getting the Mayor's Note from Phenac City. Please correct me if there is a story point earlier than that.
13 June 2019
- 20:3520:35, 13 June 2019 diff hist +200 Miror Radar I believe that if the Miror Radar indicates Miror B. is in one of the three Poke Spots, there's a chance that Miror B himself won't be at the location. Please correct me if I am wrong on this.
- 19:4519:45, 13 June 2019 diff hist −6 Pokémon HQ Lab Aferd will use his 3rd team when the Cave Poke Spot is marked on the map.
- 19:1019:10, 13 June 2019 diff hist +7 Kaminko's House It is possible to rematch Chobin before entering Gateon Port for the first time.
- 15:0915:09, 13 June 2019 diff hist +32 Secret Power (move) If one uses Secret Power when battling outside the Cipher Lab in Pokemon XD, the side effect is lowering the target's accuracy by one stage.
- 15:0715:07, 13 June 2019 diff hist +37 Nature Power (move) If one uses Nature Power when battling outside the Cipher Lab in Pokemon XD, Earthquake will be executed.
- 15:0615:06, 13 June 2019 diff hist +37 Camouflage (move) If one uses Camouflage when battling outside the Cipher Lab in Pokemon XD, the user's type changes to Ground.
12 June 2019
- 21:0821:08, 12 June 2019 diff hist +196 Secret Power (move) If one uses Secret Power when battling Myth Trainer Eagun in the Relic Stone in Pokemon XD, the side effect is putting the target to sleep.
- 21:0421:04, 12 June 2019 diff hist +221 Nature Power (move) If one uses Nature Power when battling Myth Trainer Eagun in the Relic Stone in Pokemon XD, Nature Power will call Razor Leaf.
10 June 2019
- 01:0101:01, 10 June 2019 diff hist +1 Tyrantrum (Pokémon) Correction: Invincible, not invisible.
1 June 2019
- 22:4222:42, 1 June 2019 diff hist 0 Mt. Battle Area 7 Jumpluff's Level is 46 according to experience calculations.
14 May 2019
- 12:4712:47, 14 May 2019 diff hist +48 Nature Power (move) In addition to Agate Village, Nature Power also becomes Stun Spore when battling in the Relic Stone or when battling Athlete Aidel in the Mt. Battle lobby
- 12:2412:24, 14 May 2019 diff hist +27 Secret Power (move) If one uses Secret Power when battling Athlete Aidel in the Mt. Battle lobby, its side effect is poisoning.
- 12:2312:23, 14 May 2019 diff hist +27 Camouflage (move) If one uses Camouflage when battling Athlete Aidel in the Mt. Battle Lobby, Camouflage transforms the user into a Grass type
- 12:2212:22, 14 May 2019 diff hist +27 Nature Power (move) If one uses Nature Power when battling Athlete Aidel in the Mt. Battle Lobby, Nature Power becomes Stun Spore
23 March 2019
- 13:1713:17, 23 March 2019 diff hist +5 Pyrite Town Cail will use his team of Granbull, Kirlia, Nuzleaf, and Machoke after receiving Duking's email in Agate Village, NOT after defeating Dakim.
- 01:5301:53, 23 March 2019 diff hist +55 Camouflage (move) If one uses Camouflage when battling in the Relic Cave and Relic Stone, the user will become a pure Rock and pure Grass type respectively.
- 01:4901:49, 23 March 2019 diff hist +45 Secret Power (move) If one uses Secret Power when battling in the Relic Cave and Relic Stone, the side effects are flinching and poisoning respectively.