srI rAmajayam and srI krishNArpaNam
It is customary in our sampradAyam to say at the begining "srI rAmajayam". While there are numerous avathArams, this phrase doesn't get commonly associated with other avathArams, ie. we don't say srI nrisimhAjayam or srI krishnajayam.
So why is this unique for the rAmAvathAram?