Piranha Plant and Bullet Bill
Ahh yes these two are without a doubt serious trouble, annoying and the bane of Mario's demise, yes folks let us respect Bullet Bill and Piranha plant for making scrolling a stage, and jumping on warp pipes such a nightmare.
Bullet Bill
Bullet Bills (known in Japan as Killers)have been enemies of Mario since the very beginning. These annoying missiles can be found throughout many of the classic Mario games and in newer games, where they have increasingly been items. They are shot out of Bill Blasters, and are usually under Bowser's control.
Piranha Plant
Piranha Plants are large, carnivorous plants encountered throughout the Mario series; Piranha Plants are seemingly based-off Venus Flytrap, eating anything that approaches them.
The head of a Piranha Plant is most commonly either red or green with multiple other colors. Originally, Piranha Plants were found exclusively in pipes, either darting-out and biting anything near or remaining still and spitting fireballs. Currently, Piranha Plants can be found both in and out of pipes and their fire-breathing ability is now