and Night Soil are much more reliable for making 1/1 Saproling tokens
Solitary Confinement Solitary Confinement works similarly to Immortal Coil as a powerful defensive card that requires a build-around, but this white enchantment is far easier to maintain and lacks any drawback if you run out of fuel
Therefore, the copies from Unlimited are of course more affordable
With more and more Treasure support seeing print, Revel in Riches definitely sees the most widespread play out of these 4 cards today (primarily due to its alternate win condition), but all are potentially great options for decks that kill a lot of opposing creatures, sacrifice their own, or do a healthy mix of both
The second line of text is a bit more interesting, as it puts flood counters on target land whenever Eluge enters or attacks
Kona, Rescue Beastie Kona is a card that can do incredibly broken things