Phantasy Star (japaneg : ファンタシースター Fantashī Sutā) zo ur stirad c'hoarioù video RPG bet krouet gant Sega e 1987.
C'hoarvezout a ra Phantasy Star en un hollved all, e koskoriad ar steredenn Algol.
- Phantasy Star'' (Master System, 1987/Megadrive, 1992)
- Phantasy Star II (Megadrive, 1989)
- Phantasy Star: Anne's Adventure (Sega Meganet modem, 1991)
- Phantasy Star: Huey's Adventure (Sega Meganet modem, 1991)
- Phantasy Star: Kind's Adventure (Sega Meganet modem, 1991)
- Phantasy Star: Shilka's Adventure (Sega Meganet modem, 1991)
- Phantasy Star III: Generations of Doom (Megadrive, 1991)
- Phantasy Star Adventure (Game Gear, 1992)
- Phantasy Star Gaiden (Game Gear, 1992)
- Phantasy Star IV: The End of the Millennium (Megadrive, 1994)
- Phantasy Star Collection (Saturn, 1998)
- Phantasy Star Online (Dreamcast, PC, 2001)
- Phantasy Star Online version 2 (Dreamcast, 2002)
- Phantasy Star Collection (Game Boy Advance, 2002)
- Phantasy Star Online: Episode I & II (GameCube, Xbox, 2002)
- Phantasy Star Online: Episode I & II Plus (GameCube, 2003)
- Phantasy Star: Generation 1 (PlayStation 2, 2003)
- Phantasy Star Online: Blue Burst (PC, 2004)
- Phantasy Star Online Episode III: C.A.R.D. Revolution (GameCube, 2004)
- Phantasy Star: Generation 2 (PlayStation 2, 2005)
- Phantasy Star Online Blue Burst: Episode IV (PC, 2005)
- Phantasy Star Universe
- War ar Sega Master System: Phantasy Star
- War ar Sega Mega Drive : Phantasy Star (e Japan hepken ; ne oa nemet un azasadenn eus doare Sega Master System)
- Phantasy Star II
- Phantasy Star III
- Phantasy Star IV
- War an Dreamcast : Phantasy Star Online (doare 1 ha dore 2)