Moldorm in Link's Awakening DX GBC

For The Legend of Zelda: Link's Awakening DX on the Game Boy Color (1998).

Fight room

BUZZZZZ! BUZZZZ! OUTZZZIDER!

Hit the Moldorm on the tail with your Sword. Wait for it to slow down, then hit it again. Four hits should do it. Block its attacks with your Shield.

The Legend of Zelda: Link's Awakening Player's Guide, Nintendo of America, 1993, p. 103.

A giant Tail. It thrashes around a room full of holes. If you get knocked down below, you have to start over, so make sure you hit its tail.

任天堂公式ガイドブックゼルダの伝説夢をみる島, 小学館, 1993, p. 110. Translation by 101Leafy.