Metamorphosis Alpha happened in 1976.
No. Metamorphosis happens in amphibians and some invertebrates, not mammals.
Alpha Protocol happened in 2010.
Alpha Polaris happened in 2011.
Alpha Mission happened in 1985.
Piper Alpha happened in 1988.
Operation Alpha Centauri happened in 1986.
Street Fighter Alpha happened in 1995.
Mad Blocker Alpha happened in 2011.
Alpha Beam with Ernie happened in 1983.
Sid Meier's Alpha Centauri happened in 1999.
Keith Courage in Alpha Zones happened in 1988.
Street Fighter Alpha Anthology happened in 2006.