Bulk Update Request: Bat 621 parity

Script

create alias bats_in_background (0) -> ambient_bat (4)
create implication nimbat (33) -> bat (41)
create implication succubat_(dragon_quest) (0) -> bat (41)
create implication werebat (0) -> werecreature (1554)
create implication werebat (0) -> bat (41)
create implication megabat (0) -> bat (41)