Cupid's Rival was created on 1917-07-01.
Cupids was created in 1610.
There is no specific collective noun for cupids, in which case a noun suitable for the situation is used, for example a pair of cupids, a group of cupids, a company of cupids, etc.
Forgiven Rival was created in 2005.
Shōnen Rival was created in 2008.
La Rival was created in 1955.
At the Foot of My Rival was created in 2008.
The population of Cupids is 790.
Burning Rival was created in 1993-07.
Arch Rival Rollergirls was created in 2005.
Lisa's Rival was created on 1994-09-11.
Billy's Rival was created on 1914-10-07.
The Dark Rival was created on 1999-05-03.