I suppose you could create an alternate form, Regenerate Once (The first time CARDNAME would be destroyed...)
Overall, Toxic Scorpion could see play in decks looking for a budget-friendly option for creature removal, but there are stronger alternatives available
(Create an Incubator token with X +1/+1 counters on it and ": Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) When this creature dies, incubate X, where X is its power
Fabled - Emerald and Ruby Best Cards: Headliner, World's Greatest Rock Star Standout Headliners, the Emerald and Ruby starter deck for Fabled, is packed with characters and songs from A Goofy Movie - a niche taste among Disney fans, but if you love it, you really love it
Combustion Technique Zuko, Conflicted Azula, Cunning Usurper Aang, at the Crossroads / Aang, Destined Savior Katara, the Fearless Dai Li Agents Avatar: The Last Airbender Book 3 Here's where the conflict becomes decisive