What they do have in common, though, is that they make up the 99 of a Stax deck, and can be oppressive in the right context
Kurbis, Harvest Celebrant Kurbis, Harvest Celebrant is a fantastic tool for +1/+1 counter decks to destroy any hopes your opponents have of interacting in combat
If a creature with an encoded card deals combat damage to more than one player simultaneously (perhaps because some of the combat damage was redirected), the triggered ability will trigger once for each player it deals combat damage to
Sylvan Scrying cant get your Cabal Coffers with a mono-black commander, for example, though Map is still overall more expensive to cast and activate
And then Armageddon on turn 5 and then tap your Rider, Wall and Feeder to bounce an opposing nonland permanent like their creature
The final big proliferate-friendly card I'd recommend is Tezzeret the Seeker, which can find your important artifacts more efficiently than the other tutors can, plus it also acts as huge ramp if you've got an Everflowing Chalice or Empowered Autogenerator on the battlefield