Optional
sourceActivates Grudge's special effect on the attacking Pokemon and lapses the tag.
Optional
sourcePokemon: defaultPokemon
the source of the move that fainted the tag's bearer
false
if Grudge activates its effect or lapses
When given a battler tag or json representing one, load the data for it. This is meant to be inherited from by any battler tag with custom attributes
A battler tag
Tag associated with the move Grudge. If this tag is active when the bearer faints from an opponent's move, the tag reduces that move's PP to 0. Otherwise, it lapses when the bearer makes another move.