Try out the following code in your instances:
Filters to limit the list of tasks to just Kanban or Scrum tasks:
team:agileMethodology=KANBAN
team:agileMethodology_Mod=cicontains
OR
team:agileMethodology=SCRUM
team:agileMethodology_Mod=cicontains
If you just want to display the agileMethodology field in a custom column add the following after converting the column to textmode:
displayname=Methodology
linkedname=team
namekey=view.relatedcolumn
namekeyargkey.0=team
namekeyargkey.1=agileMethodology
querysort=team:agileMethodology
textmode=true
valuefield=team:agileMethodology
valueformat=HTML