This usual enemy takes the role of camera man in Super Mario 64.
What is Lakitu?
This world number is usually the last world of 2D Mario games.
What is World 8?
Collecting 8 of these special coins creates a power up for Mario to collect.
What are Red Coins?
This Magikoopa's first appearance as chief antagonist is after they steal baby Luigi.
Who is Kamek?
This is the first Mario game to feature musical notation in it's sprite pallete.
What is Super Mario Bros 3?
These masked enemies must be thrown at another enemy, or have an object thrown at them in order to be defeated.
What are Shy Guys?
This racetrack appears at the end of each special cup in the Mario Kart series.
What is Rainbow Road?
This item creates a large explosion that stuns the driver in first place after making contact.
What is a Blue Spiny Shell?
This old Toad spends most of his time hosting Mario Parties.
Who is Toadsworth?
Riding this friend in Super Mario World or Maker adds a drum pad to the song.
Who is Yoshi?
In Luigi's first game appearance, these were the first enemies to appear on the first level.
What are Koopa Troopas?
This area's path loops Mario until they are able to locate the hidden entrance in the 3rd level.
What is The Forest of Illusion?
This green exclamation point switch turns makes Mario mario a a heavy power up.
What is the Metal Cap?
Originally appearing in the depths of space during Mario's travels, this character got his own game.
Who is Captain Toad?
This is the first Mario game to let you actively compose music.
What is Mario Paint?
When Bowser is defeated by fireball in level 1-4, the decoy's true identity is revealed.
What is Goomba? (I couldn't find a picture but it's close enough)
This Kirby 64 world has an homage in a galaxy name in Super Mario Galaxy 2.
What is Shiverburn Galaxy?
This backpack is worn by Mario throughout most of Super Mario Sunshine.
What is the F.L.U.D.D.?
After Bowser fell into his own lava pit, he turned into this form.
Who is Dry Bowser?
In this game, goombas, koopa troopas, and other enemies will react to the choir notes, either usually pausing or jumping.
What is New Super Mario Bros?
This enemy is based of the nurikabe spirit, a wall that blocks the passage of travelers in Japanese myth.
What is Whomp?
The boss phantama is based of the ending creature from the shining, and found in this level.
What is Sirena Beach?
This item appearing first in SMB2 lets Mario and friends make copies of themselves in future games.
What is the Double Cherry?
On Rosalina's ship, (THE NAME), the navigation room is run by this Luma.
Who is Polari?
This area's music features the same chord progression as the opening music of Zelda: Ocarina of Time.
What is Warp Zone? (SMB3)
https://www.youtube.com/watch?v=omM74a1YY-U
https://youtu.be/RpCKOGPgXzg?t=19