Moving past the door and the button, we reach the third element of the Hydrocity Zone intro sequence: the tunnel. Back when I talked about t...

Our attention now turns to the two objects placed in the intro pool: the door and the button. The door is the mastermind here; all the butto...

It's immediately apparent that the large pool of water at the start of Hydrocity Zone 1 looks different from all other water in the game...

The opening area of Hydrocity Zone 1 is home to a rather complex and detailed introductory sequence, which uses of a lot of different mechan...

Unlike the Gumball Machine stage , the Rolling Jump bonus stage doesn't use random number generation to determine the subtype of spawned...

Particularly astute readers will notice there's something off about my previous post . If the Super gumball is a sprite, and it's be...

After reading yesterday's post , you might be under the impression that normally, the graphics for the Super gumball are completely unus...

If you examine the gumball object's setup code at sub_612A8 , you may notice how the object's mapping frame is at no point determine...

In the Gumball Machine bonus stage, each time the player rotates the handle, a new gumball object is spawned, with a random subtype. This is...

Okay, one last unused sprite to round out the week. Here are the full contents of the art file for the Launch Base Zone 2 boss,  Beam Rocket...