Avantasia

Avalon

• (with Adrienne Cowan)

Promised Land

• (with Kenny Leckremo)
• (also with Ronnie Atkins, without Tobias Sammet)

Avantasia

• (with Tommy Karevik)

Let the Storm Descend Upon You

• (with Herbie Langhans)
• (also with Ronnie Atkins)

The Toy Master

Twisted Mind

• (with Ronnie Atkins)
• (also with Tommy Karevik, without Tobias Sammet)

The Wicked Symphony

• (with Tommy Karevik)
• (also with Kenny Leckremo, without Tobias Sammet)

Shelter from the Rain

• (with Herbie Langhans)
• (also with Kenny Leckremo, without Tobias Sammet)

Farewell

• (with Chiara Tricarico)

The Scarecrow

• (with Ronnie Atkins)