| Name | The Most Powerful Mamodo |
| Type | Event |
| Cost | 0 |
| Attack or Defense | A |
| Effect | Your opponent must select 1 of their MAMODO cards. Your opponent can play SPELL cards only for this MAMODO card and use only this MAMODO card's effects during this turn. Only the selected MAMODO card can SACRIFICE or PROTECT their Spell Book from Damage during this turn. |
| Flavor | The lonely quest for each mamodo to become king continues. |
| Number | E-043 (SR) |
| Shop |
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