Rocket WarehousePOST-GAME

A Poké Ball lies along the south wall, 16 tiles west of the exit to Five Isle Meadow, just south of the central maze.

A Poké Ball lies by the west wall in the middle of the maze, 23 tiles west and 9 north of the exit to Five Isle Meadow.

TM36 (Sludge Bomb) lies in the north room above the maze, 5 tiles east of a cage sign and 22 tiles north of the exit.

The Up-Grade lies in the north room's west end, right below a cage sign and 2 tiles west of a Rocket Grunt.

A Nest Ball is hidden on a box in the northeast corner, 2 tiles north of Gideon.

A Net Ball is hidden on a box in the middle of the maze, 7 tiles from the west wall and 11 tiles south of a cage sign.

Gideon, in the northeast corner room, hands over the Sapphire once you defeat him in battle.