A2b-072, just like in the A2b-007A3-020 list, gives you an out against high-HP threats like A2b-010 that are hard to one-shot
Its not a good card, but its a fun bit of history
7 Winged Kuriboh Kuriboh Gets Its Wings If you love Yu-Gi-Oh
More specifically, if you have Self-Centered in your threat area, you cant use player card effects to: heal damage/horror on another investigator redirect damage/horror that would be dealt to another investigator cancel, discard, or otherwise affect an encounter card another player draws manipulate cards in a players hand, deck, discard pile, play area, or threat area manipulate chaos tokens another investigator reveals choose another investigator or choose an investigator other than yourself These general rules should cover most cases where Self-Centereds ability would be relevant
since the very first Set of the game