The cost ended up the same--four--but the toughness was dropped from 5 to 4, and the tapping of creatures was changed to a cost (it was moved before the colon.) Also, the ability was changed to allow the returning of any permanent, not just creatures
My article will be focused on one of the six colors in Lorcana - Sapphire
For the ridiculously low cost of one generic and one white once foretold, Cosmic Intervention protects your entire board from a wrath effect
The Red Dragon has Flying and an ETB effect that deals four damage to each opponent
Creature - Spirit Color tag templates(None) Sun Titan Vigilance Whenever this creature enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield
It is an interesting experiment, and I can see why designers need to be cautious with it