The reason adaptability would be perfered over swift swim would be for teams outside rain. Reason being it proposes a more immediate threat and doesn't waste a slot for a pokemon to set up rain. Edit: choice band on teams outside of rain would be pretty bad. So Scarf would be preferred. Male would be jolly and Female Modest or Timid
Yes, choice band does more damage than adaptability and you get the bonus of doubled speed because you have the flexibility to run swift swim. Your highest possible damage output is adaptability + choice band but then you have to rely on basculegions low base speed stat calc.pokemonshowdown.com/ 252+ Atk Choice Band Tera Water Basculegion Wave Crash vs. 0 HP / 0 Def Tera Water Basculegion in Rain: 413-487 (108.3 - 127.8%) -- guaranteed OHKO 252+ Atk Adaptability Tera Water Basculegion Wave Crash vs. 0 HP / 0 Def Tera Water Basculegion in Rain: 310-365 (81.3 - 95.8%) -- guaranteed 2HKO
The reason adaptability would be perfered over swift swim would be for teams outside rain. Reason being it proposes a more immediate threat and doesn't waste a slot for a pokemon to set up rain.
Edit: choice band on teams outside of rain would be pretty bad. So Scarf would be preferred. Male would be jolly and Female Modest or Timid
Are you sure about this ?
Yes, choice band does more damage than adaptability and you get the bonus of doubled speed because you have the flexibility to run swift swim. Your highest possible damage output is adaptability + choice band but then you have to rely on basculegions low base speed stat
calc.pokemonshowdown.com/
252+ Atk Choice Band Tera Water Basculegion Wave Crash vs. 0 HP / 0 Def Tera Water Basculegion in Rain: 413-487 (108.3 - 127.8%) -- guaranteed OHKO
252+ Atk Adaptability Tera Water Basculegion Wave Crash vs. 0 HP / 0 Def Tera Water Basculegion in Rain: 310-365 (81.3 - 95.8%) -- guaranteed 2HKO