Bouncing a damaged Kronk or The Prince, Never Gives Up can be a great way to heal them so they can be played again, while bouncing a shifted Hercules or Cinderella will always give you two cards back, and even allow you to add one of them to your inkwell if you're in a position to play the Floodborn card for full price
The second big flaw I find in Spell Snare is that it serves very little specific purpose in the cube, you never play it really to deal with something generic as you might with a Disenchant or Negate effect
Cori-Steel Cutter Cori-Steel Cutter was too good for Standard, so it was banned
So no, they arent the same card
Just add a few sacrifice outlets, like Zuran Orb, and some consistent ways to play lands from the graveyard, Hearthhull, the Worldseed turns into a death combo machine when fully Stationed
7 Brightglass Gearhulk $60.78 Tutor spells in green or white tend to be a bit more specialized, and with Brightglass Gearhulk you get one of those very specific tutors