Batton

Batton, more specifically Batton M48, is a recurring bat-like enemy robot series from the original  series that first appeared in Wood Man's stage in Mega Man 2. Most Battons become indestructible while hanging from the ceiling with their wings closed, and become vulnerable when they open their wings to chase their target.

Character description
Batton M48 is another minor upgrade of the Batton. It appears in Shade Man's stage and Wily Stage 2 in Mega Man 7, and is Shade Man's support in Mega Man 2: The Power Fighters. They appear as VAN Pookin's support in Mega Man: The Power Battle.