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
Basically it allows you to cast Wrath of God with a massive board state, then it returns to the battlefield due to its Persist ability, then you get all of your things back while all of your opponents sob uncontrollably
The card features Pikachu holding up a brush and pen with a few Pokmon illustrations behind him
Its a handy way to get around counterspells and sneak those fatties into play
When you do so, it becomes a 4/4 Artifact Creature
For example, Dukhara Scavenger was all but unplayable in Amonkhetits probably still not that good, but in a slower format, a 4/6 that draws the best threat from your graveyard could well be worth putting in your deck