Loudmouth

The Crescendo is an enemy from Kingdom Hearts: Chain of Memories and Kingdom Hearts II.

Kingdom Hearts: Chain of Memories
''A hoping, horn-like Heartless. It's a bothersome foe that can honk and call other heartless.''

Kingdom Hearts II
''Heartless appeared in other worlds. appearancy to heal all heartless.''

Uploaded to heartless gatherned other friends.

Card
See: Crescendo (Enemy Card)

Etymology
A crescendo is the gradual increase especially in the loudness of music or the peak of a gradual increase.