World 5-1 (Super Mario Maker for Nintendo 3DS)
From the Super Mario Wiki
The level begins with a green Koopa Troopa in between two Pipes, along with a high-up ? Block. The next segment features a red Koopa Troopa tower with a Koopa Paratroopa at the bottom, and the section after that contains a Big Koopa Troopa tower, as well as a high-up Super Mushroom. After this, a red Koopa Troopa on Donut Blocks above Spike Traps appear. Coins are above the Spike Trap. After this, the player must climb past a green Koopa Troopa that stays up high via use of sideways Trampolines. There is a red Koopa Troopa below to help the player if needed. After this, it repeats itself, but with 5 green Koopa Troopas and 2 sets of the Trampolines. After this, a ? Block containing a Super Mushroom followed by a red Koopa Troopa appear. After this, the player can use 2 shells on two Rotating Blocks to get some ? Blocks below. The next part contains 4 red Koopa Troopas, each on their own Rotating Blocks, and 4 green Koopa Troopas, below and between two trampolines. After this, the Giant Gate guarded by a Giant Koopa Troopa.