Grey Brick Block

From the Super Mario Wiki

A Grey Brick Block is an item appearing in World-e of Super Mario Advance 4. It is a solid block that can only be destroyed using the Hammer Suit or the Tanooki Suit's statue mode. Unlike Brick Blocks and Ice Blocks, they do not glisten.

Blocks

4-Bros. Random Block • 99 Block • Arrow Block • Attack Piece Block • Aurora Block • Black Block • Blue Coin Block • Blue Shake King Block • Bomb Block • Bonfire Block • Bonus Block • Boost Block • Brick Block • Bros. Block • Checkpoint Block • Coin Block • Command Block • Control Block • Dice Block • Dotted Line Block • Drop Block • Egg Block • Event Block • Exclamation Mark Block • Expansion Block • Face Block • Giant ? Block • Giant ! Block • Glow Block • Grab Block • Green Block • Grey Brick Block • Hidden Block • Hint Block • Hoohoo Block • Ice Block • Ice Snake Block • L Block • Laser Block • Jump Block • M Block • Marshmallow Block • Metal Block • Minus Block • Mushroom Block • Pink Block • Platform Block • Plus Block • POW Block • Propeller Block • Pushing Block • Question Block • Rally Block • Random Block • Recovery Block • Red Block • Red Shake King Block • Red Switch Block • Rock Block • Rotating Block • Sand Block • Save Block • Shine Block • Simu-Block • Slow Block • Snake Block • Snowman Block • Speed Block • Spin Block • Star Block • Stone Block • Super Block • Super Guide Block • Triangular Block • Uncertain Block • Used Block • Vanishing Block • Warp Block • Warp Dice Block • Watermelon Block • White-Green Checkered Block • White Smile Block • Wooden Block • Yellow Block • Yoshi Block

World-e
Courses	PR	Airship's Revenge • Challenge!! Togetoge Toride • B Dash de Kakenukero
	★	1: Classic W 1-1 • 2: Classic W 1-2 • 3: Classic W 1-3 • 4: Classic W 1-4 • 5: Classic W 2-2
	●	01: Wild Ride in the Sky • 02: Slidin' the Slopes • 03: Vegetable Volley • 04: Doors o' Plenty • 05: Bombarded by Bob-ombs • 06: Magical Note Blocks • 07: The ol' Switcheroo • 08: Piped Full of Plants • 09: Swinging Bars of Doom • 10: Para Beetle Challenge • 11: Onpu Block de Athletic! • 12: Hikousen wa Tomaranai! • 13: Koori no Chika de Ooawate! • 14: Tanuki Suit no Himitsu • 15: Henshin Mario de Tsukisusume!! • 16: Kutsu o Haite GO! GO! • 17: Taa-kun ni Ki o Tsukero • 18: Koori no Toride • 19: Sabaku no Pipe Meiro • 20: Tou no Ue kara Kakenukero!! • 21: Toride o Kakenukero!! • 22: Rope o Nobotte Athletic! • 23: Obake Yashiki wa Nazo Darake! • 24: Mantle de Oozora o Tobe! • 25: Hotte! Hotte! Horimakure!! • 26: Umi no Naka wa Kiken de Ippai! • 27: Kakushi Kuppa Jou • 28: Kokuppa ni Damasareru na! • 29: Kuppa no Hikousen Zenpen • 30: Kuppa no Hikousen Kouhen
Items		Advance Coin • e-Coin • Boomerang • Grey Brick Block • Vanishing Block • Boost Block • Rotating Block
Mini-games		Digging Mini-game • Ball Throwing Mini-game • Balloon Fight Mini-game