mtg playtest cards Don't Worry About It - Mystery Booster 2 All Cats you control are Dogs in addition to their other types Rift [Mystery Booster Playtest Cards]

The game plan is direct

This extra set is much smaller, coming in with just 130 cards, including variants, but a good portion of the cards will set you back at least $20, and there are seven cards in total with a value over $100 at the time of writing

Yes, you lose some life every turn, but The One Ring is also indestructible, making it extremely difficult for your opponents to interact with, and you really should have some bounce spells to maximise the potential of The One Ring (and to not lose too much life)

There are decks out there that simply have no hope of overcoming that amount of life gain, and Heroes' Reunion cast repeatedly can bury them