- Echoes ACT1: Allows Koichi to use written onomatopoeia to cause real-world effects.
- Echoes ACT2: Similar to ACT1, but more powerful and can detach its tail.
- Echoes ACT3: Can attack an enemy with its ability, THREE FREEZE, to make it become heavier.
Named after the Pink Floyd song Echoes.
In the English dub, the Stand was renamed "Reverb" to avoid copyright issues.