Rough estimate of blocks used: (everything rounded up)
Dirt 2,000
Cobbled Deepslate 1,200
Deepslate 1,020
Black Stained Glass 650
Cracked Deepslate Bricks 560
Cobbled Deepslate Wall 430
Polished Basalt 400
Sculk 310
Deepslate Tile Stairs 280
Polished Deepslate 250
Deepslate Brick Stairs 230
Polished Deepslate Stairs 230
Deepslate Tile Slab 150
Acacia Log 100
Glow Lichen 70
Pearlescent Froglight 50
Polished Deepslate Slab 60
Sculk Vein 60
Deepslate Brick Slab 60
Soul Lantern 60
Warped Trapdoor 50
Gray Carpet 50
Cyan Candle 50
Gray Candle 40
Black Wool 60
Cobbled Deepslate Slab 40
Light Gray Candle 30
Deepslate Tile Wall 30
Black Stained Glass Pane 30
Warped Fence 30
Gray Stained Glass 20
Iron Bars 20
Stripped Warped Stem 20
Deepslate Brick Wall 15
Acacia Wood 15
Mud 10
Pitcher Plant 10
Sculk Sensor 10
Blue Orchid 5
Flower Pot 5
Soul Sand 2
Warped Roots 5
Bdubs Inspo:
• The Big Gate Dungeon :: Hermitcraft S9