# Changes

## Experience

, 22 January
m
no edit summary
** Before [[Generation V]], the Pokémon with the lowest base experience yield was {{p|Magikarp}} with a yield of 20, and the Pokémon with the highest base experience yields were {{p|Arceus}}, {{p|Happiny}}, {{p|Chansey}}, and {{p|Blissey}}, with a yield of 255.
** In {{2v2|Black|White}} only, the Pokémon with the lowest base experience yield were {{p|Snivy}}, {{p|Tepig}}, and {{p|Oshawott}} with a yield of 28.
* The highest possible number of experience points that cancould be gained inat aone singletime in battle, notwithstanding the limitations of what opposing trainers and teams are legally available in a game, is 4571,373,970910. This can be done by simultaneously defeating athree level 100 {{p|Blissey}} in a Trainer battle that's set up as a Triple Battle in Black and White, using an internationally traded Pokémon at level 1 that is holding a [[Lucky Egg]], with Exp. Point Power ↑↑↑, S or MAX active. This means that given these conditions, a Pokémon couldthat's technicallyin any experience group other than Fluctuating could advance from level 1 all the way to level 87100 inat a single battle, provided that it was in the Erratic experience grouponce. <!--Calculated using the following: a = 1.5, t = 1.7, b = 608, e = 1.5, L = 100, s = 1, L_p = 1, p = 2, may be off by a few points-->
** ABefore [[Generation V]], the highest number of experience points it was possible to gain was 27,866. This could be done by defeating a pair of level 100 {{p|Arceus}}, {{p|Happiny}}, {{p|Chansey}}, or {{p|Blissey}} in a Trainer battle that's set up as a Double Battle, using an internationally traded Pokémon that is holding a Lucky Egg. This means that the most levels that a Pokémon could advance in a single battle is 31, if a level 1 Pokémon in the Fast or Medium Slow experience groupgroups woulddefeated advancethe topair of level 83100 Pokémon as mentioned above.
** A Pokémon in the Medium Fast experience group would advance to level 77.
** A Pokémon in the Medium Slow experience group would advance to level 76.
** A Pokémon in the Slow experience group would advance to level 71.
** A Pokémon in the Fluctuating experience group would advance to level 69.
** Before [[Generation V]], the highest number of experience points it was possible to gain was 13,933. This could be done by defeating a level 100 {{p|Arceus}}, {{p|Happiny}}, {{p|Chansey}}, or {{p|Blissey}} in a Trainer battle, using an internationally traded Pokémon that is holding a Lucky Egg. This means that the most levels that a Pokémon could advance in a single battle is 25, if a level 1 Pokémon in the Medium Slow experience group defeated the level 100 Pokémon as mentioned above.
* The lowest possible number of experience points for a single Pokémon to obtain in a single battle is one. This can be done in Generation V by defeating a {{pkmn2|wild}} level 1 {{p|Patrat}}, {{p|Purrloin}}, or any other Pokémon with a base experience yield lower than 100, using a level 99 Pokémon.
** Before [[Generation V]], this could be done by defeating a {{pkmn2|wild}} level 1 {{p|Magikarp}} and splitting the experience points between three battling Pokémon.