Bit.Trip Saga happened in 2011.
Metal Saga happened in 2005.
The Granstream Saga happened in 1997.
Puffy's Saga happened in 1989.
SaGa Frontier happened in 1997.
Unbound Saga happened in 360.
Lost Saga happened in 2009.
Unlimited Saga happened in 2002.
Mars Saga happened in 1988.
Romancing SaGa happened in 1992.
Star Saga happened in 1988.
Marvel Saga happened in 1985-12.
Sigma Star Saga happened in 2005.