The pack includes unique mechanics like mutation and the ability to design your own creatures
Rhystic Study is always going to be good, but when it is backed up by a Trinisphere and an Esper Sentinel it will become a lock piece that behaves very differently than it would elsewhere
Its abilities are: If a permanent entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time
Id question the edibility and logistics of forcing an animated Ichor Wellspring into a cake tin, but Im sure you can ask Asmoranomardicadaistinaculdacar for advice on how to make that recipe work
While its a card that doesnt jump off the page as overly powerful, the Cauldron has already had a huge impact across formats, and carries a price to match
For example, if you attack one player with Skyhunter Strike Force and another player with five creatures, Skyhunter Strike Force will get +2/+2 until end of turn