A hidden treasure conveys the past to those who past the trial.
[CONT](GC):If your soul has a card with "Overlord" in its card name, this unit gets [Shield]+5000.
[ACT](RC):If your opponent's vanguard is grade 3 or greater, COST [retire this unit], choose a grade 3 card with "Overlord" in its card name from your drop, and put it into your soul.