Grindel

From the Super Mario Wiki

Grindel are stone enemies in Super Mario 64 and Super Mario 64 DS. They are mummified Thwomps, but have a different eyes and mouths. They try to smash Mario in the pyramid of Shifting Sand Land.

Grindels also appear in Mario Party 2, in Lava Tile Isle. Contestants push and fight while the Grindels move, trying to push characters into the lava.

A similar creature is the Spindel.

Super Mario 64 / Super Mario 64 DS
Protagonists	Bob-omb Buddy • Mario • Luigi • Wario • Yoshi • Dorrie • Headless Snowman • Hoot the Owl • Klepto • Koopa the Quick • MIPS • Penguin • Princess Peach • Toad • Tuxie
Bosses	Big Bob-omb • Big Bully • Big Mr. I • Bowser • Chief Chilly* • Chill Bully • Eyerok • Goomboss* • King Boo* • Whomp King
Items	Power Star • Yellow Coin • Blue Coin • Red Coin • Silver Star* • 1-Up Mushroom • Mushroom • Power Flower* • Wing Cap • Vanish Cap • Metal Cap
Objects & Obstacles	Bill Blaster • ! Block • ! Switch • ? Block • ? Switch • Blue Coin Block • Crystal Tap • Fire Shooter • Green Shell • Cannon • Star Marker • Crazed Crate • Donut Lift • Lava • Pushy Wall • Pyro Box • Spinning Heart • Star Door • Treasure Chest
Locations	Battle Fort* • Big Boo Battle* • Big Boo's Haunt • Bob-omb Battlefield • Bowser in the Dark World • Bowser in the Fire Sea • Bowser in the Sky • Cavern of the Metal Cap • Chief Chilly Challenge* • Cool, Cool Mountain • Dire, Dire Docks • Goomboss Battle* • Hazy Maze Cave • Jolly Roger Bay • Lethal Lava Land • Rainbow Ride • Rec Room* • Roof • Shifting Sand Land • Snowman's Land • Sunshine Isles* • Tall, Tall Mountain • The Princess's Secret Slide • The Secret Aquarium • Tick Tock Clock • Tiny-Huge Island • Tower of the Wing Cap • Vanish Cap Under the Moat • Wet-Dry World • Whomp's Fortress • Wing Mario Over the Rainbow
Enemies	Amp • Bob-omb • Big Boo • Bully • Boo • Bookend • Bub • Bubba • Bullet Bill • Chain Chomp • Cheep-Cheep • Chuckya • Fly Guy • Fwoosh • Goomba • Grand Goomba • Grindel • Heave Ho • Koopa Troopa • Lakitu • Mad Piano • Manta • Micro-Goomba • Moneybag • Monty Mole • Mr. Blizzard • Mr. I • Piranha Plant • Pokey • Scuttle Bug • Skeeter • Snufit • Spindel • Spindrift • Spiny • Sushi • Swooper • Thwomp • Tox Box • Tweester • Ukiki • Unagi • Unagi the Eel • Whomp • Wiggler
* Exclusive to the DS version.

Thwomps and Related Creatures
Grindel | Inflatable Thwomp | Pushy Wall | Sniffle Thwomp | Spiky Tromp | Spindel | Spiny Tromp | Super-Whomp | Super Thwomp | Thwack | Thwack Totem | Thwimp | Thwomp | Thwomp Kong | Whomp | Wonder Thwack
Characters
Mr. Thwomp | Mrs. Thwomp | Thwomp Bros. | Whomp King