Once it resolves, your subsequent creatures will keep getting buffed, so if this resolves around turn 3, there is a possibility that it will become almost impossible to deal with
If it can be played with Nest of Scarabs, the downside can be turned into an upside
Flash on top of it is great
$7.49 Appa, the Vigilant Avatar: The Last Airbender Eternal-Legal Variants $1.79 Great Divide Guide Avatar: The Last Airbender $16.99 Aang, Airbending Master Avatar: The Last Airbender Eternal-Legal $0.69 Jasmine Dragon Tea Shop Avatar: The Last Airbender $9.99 Appa, Steadfast Guardian Avatar: The Last Airbender $3.49 Tale of Katara and Toph Avatar: The Last Airbender Eternal-Legal $4.99 Mai and Zuko Avatar: The Last Airbender Eternal-Legal Variants $0.79 Aang, at the Crossroads Avatar: The Last Airbender $0.49 Earth King's Lieutenant Avatar: The Last Airbender $4.49 Sea Gate Loremaster Zendikar $0.35 Ondu Cleric Zendikar $0.49 South Pole Voyager Avatar: The Last Airbender 0 results found
Heres a step-by-step guide on how to successfully mutate one card onto another on MTG Arena: Step #1
Channel - , Discard Touch the Spirit Realm: Exile target artifact or creature