Part 16

Enter Decalburg and collect free stickers: a [Shiny Jump] on the side of the shop.

In the area to the left, find a [Shiny Jump], a [Hopslipper], a [Hammer], two [Jumps], a [Worn-Out Hammer], and purchase a [Poison Mushroom] for 200 coins from the Toad in the alley.

In the Sticker Fest area, collect a [Shiny Leaf], [Hammer], [Jump], and an [Ice Flower].

Visit the Decalburg Sticker Shop for various stickers including Jump (3 coins), Iron Jump (5 coins), Hopslipper (5 coins), Line Jump (12 coins), Hammer (3 coins), Eekhammer (5 coins), Hurlhammer (20 coins), Slaphammer (3 coins), Spike Helmet (8 coins), POW Block (30 coins), Shell (20 coins), Mushroom (15 coins), and Shiny Mushroom (30 coins).

A new shop, the Decalburg Thing Shop, opens west of the "Thing" convertor, selling Things: Scissors (90 coins) and Fan (130 coins). You can also convert existing "Things" for Special stickers here.

Head to World 2-1, Dry Bake Desert.

Grab the [Jump] on the fence.

Defeat the Goomba and grab the [Hopslipper] from the ?-Block.

Proceed east to the ruins entrance and find a [Worn-Out Hammer] in the corner.

To enter the ruins, paste six stickers onto the door: any Jump, any Hammer, a (Shiny) Mushroom, a Poison Mushroom, a (Shiny) Spike Helmet, or a (Shiny) Fire/Ice Flower. These can be purchased at the Decalburg shops if needed.

Once inside the ruins, head left to find a hidden door with coins.

Backtrack to find a [Spike Helmet], [Slaphammer], and a [Worn-Out Jump] amidst Swoopers and Buzzy Beetles.

Further along, find a [Jump] and fall down the pipe it's plastered to for coins and a [Shiny Jump].

Hit the tile to access another ?-Block containing a [Worn-Out Jump], [Jump], and [Hopslipper].

Exit the ruins.

Battle the Sombrero Guy. Save and heal.

Continue east to find a Paragoomba and a [Worn-Out Hammer] in the foreground.

Hammer the cactus in the background repeatedly to collect ten coins.