I think as a standalone card, this is underwhelming and would not see any play
There have been some new game mechanics added with the Fabled set, the first being the introduction of the rotation system, which is refreshing the core constructed format by retiring the first four sets (The First Chapter, Rise of the Floodborn, Into The Inklands, and Ursulas Return) as of September 5th, when this set drops for all retail outlets
8 Morph, Space Goo Anything You Want It To Be Morph, Space Goo might not be the strongest card around, but it has so much versatility and potential that it's almost impossible to ignore
Elsa has a resource cost of 3, attack power of 2 and a defense rating of 3
With a current value of $39.87 on TCGPlayer, it's clear that her market price is reflecting her gameplay viability
The only real downside to this card is that it can't be added to the Inkwell, but beyond that it is almost always a good idea to play