Theories (Deltarune) in DELTARUNE

Make own decisions leads you to the light!
In chapter 1, there is a picture of a green turtle. This monster is unknown until Kris walks outside and meets 'father alvin.' I belive that father alvin is NOT the knight, but is helping the knight.
Deltarune theories that I think are or will be true
Omega flowey has 6 saves and 6 human souls whitch seems to mean 1 human soul can have one save... kris has 3 saves

The Clam Goner's dialogue leads me to believe something. It's not the casual theory about the Deltarune chapter 1 thing, but something very very similar and adding on to it.
I'm about to ruin people's Deltarune experience
Here are some Deltarune theories I agree with
The knight is everyman is gaster is the knight is everyman is gaster is the knight is everyman is gaster is the knight