The Legend of Zelda: Oracle of Seasons/Eyeglass Lake and Unicorn's Cave

The compass
The compass is in a room to the west.

The map
Proceed to the east, take the stairs, emerge in another room and continue east.

The magnet gloves
To the west of the map room. Use the magnet gloves to loot some areas of the dungeons, before proceeding.

Mini-boss: Syger
Use the shield to defend from Syger's attacks.

BOSS: Digdogger
Following the "remake theme", Digdogger is a boss from The Legend of Zelda 1.