Croagunk
No. 453
Poison
FightingUnderbred
Abilities
The doc breeds for Dry Skin.
Egg
Its egg group. Pick one to list every Pokémon in the doc that can breed with it.
50%50%Egg moves
The doc lists none worth breeding for.
Everything it can hatch with, from the game's data
Trade value
Nothing in this line is on the value list.
PvP usage
Hidden Power calculator
HPOdd
AtkOdd
DefOdd
SpAOdd
SpDOdd
SpeOdd
DragonThe spread the 
Trade Department breeds for Hidden Power Dragon. Any other IV pattern that gives Dragon is traded as imperfect.
Trade Department breeds for Hidden Power Dragon. Any other IV pattern that gives Dragon is traded as imperfect.Want a type? Pick it to fill in the best IVs for it.