| Power of Dark | |
| Type: | Skill |
| Sub-Type: | Yami Yugi / Field Spell |
| Skill Activation: | At the start of the Duel, place this card in your Field Spell Zone and flip it over. |
| Effect: | All Fiend and Spellcaster monsters on the field gain 200 ATK/DEF, also all Fairy monsters on the field lose 200 ATK/DEF. |
| Printings |
Speed Duel Starter Deck - Destiny Masters (SS01-ENAS1) -
2019-01-25 |