hadal (adjective)

1. The lovers embarked on a hadal dive to symbolize their deep love for each other.

2. According to ancient mythology, sea monsters inhabit the hadal zone of the ocean.

3. Why did the octopus visit the hadal zone? Because it wanted to see the o-fish-al deepest point of the ocean!

4. In the anime series, the characters discover a hidden hadal realm filled with mystical creatures.