| Nightmare Penguin | |
| Type: | Effect Monster |
| Sub-Type: | Aqua |
| Attribute: | WATER |
| Level: | 4 |
| ATK: | 900 |
| DEF: | 1800 |
| Text: | When this card is flipped face-up, select 1 card your opponent controls, and return it to the hand. All face-up WATER monsters you control gain 200 ATK. |
| Password: | 81306586 |
| Printings |
Speed Duel: Battle City Finals (SBC2-ENI13) -
2023-12-13 Realm of the Sea Emperor Structure Deck (SDRE-EN017) - 2012-10-16 Gold Series 1 (GLD1-EN021) - 2008-04-02 Dark Revelations Volume 3 (DR3-EN070) - 2006-11-25 Rise of Destiny (RDS-EN010) - 2004-12-01 |