A list of Harmony's characters, by era.
| Incursion | The New Frontier | Revolution | ||
|---|---|---|---|---|
| Eldruin Falcon | Cassandra Exotica | Artemis Zayl | ||
| Hikaru Kotakunoaru | Bastilla Stratus | Blossom Phoenix | ||
| Kisaris Amaranth | Lucreas Krome | Callisto Sunshine | ||
| Schnee Grimoire | Miranda Stardust | Camoflash Raine | ||
| Talaya Moonlight | Madness | Cheria Sunshine | ||
| Trista Avidity | Mirage Dragonscale | Cynthia Deathwatch | ||
| Argent Lazarus | Tango 25 | Gaige Raine | ||
| Argon Nightcaller | Kinzie Strider | |||
| Nebulon Sunshine | ||||
| Nova Sunshine | ||||
| Octavia Raine | ||||
| Starfire Sunshine |