Common tag changes (over past thirty days, minimum changes is 10, not all users are suspected vandals)
User Level Account Age Change Count
publicrubles Mem 2017-12-23 -fate/apocrypha 55
mackham1234 Mem 2015-07-12 -pool_monitor_part-timer_(dtym) +pool_monitor_part-timer_(dytm) 40
Kendai Mem 2009-10-01 -stationary_restraints 14
mackham1234 Mem 2015-07-12 -nun_(dtym) +nun_(dytm) 12
jaekyung1 Mem 2013-12-29 -rating:s +rating:q 11

Since 2017-12-22 09:14:54 UTC to 2018-01-21 09:14:54 UTC. Users are basic members who have fewer than 100 changes before the period. Only changes that removed a tag are counted.