You can still lose to commander damage, a combo, or various alternate win conditions that dont care about your life total
Resolve the original spell with the Cascade keywords
The accompanying commander set had this thing: I thought about not including this Un-Finity (2022) card, but at the same time, it does play within the normal rules
Activate only during your turn.
Fully self-contained, Illumineers Quest: Deep Trouble has two pre-constructed decks, so either two players can take on the Sea Witch herself, or one player can choose the deck they want to use against the evil Queen of the ocean
Utility lands like Slayers' Stronghold offer combat boosts, while Command Tower and Mana Confluence round things out for color consistency