Ability to visualize multiple types of To-dos

Today we are using To-dos for various reasons - Action Items, Financial reasons, Filtering activities that are needed to move to next stage etc. But we are not able to visualize all at an object level similar to Related tab of Initiative/Epic/Feature.

To-do is a tab at

Ability to visualize all at an object level similar to Related tab of Initiative/Epic/Feature and even have flexibility to provide To-Do Layout customization based on custom fields . For eg: 1 option is when you Click to-dos have nested tabs and allow users to customize based on custom field. this can be same for Approvals too. Also segregate approvals from to-dos.