cards like reanimate mtg You lose life equal to its converted mana cost. Metamorphosis Fanatic – MTG Duskmourn

As a bonus, those nonland permanents cant be regenerated, just to add extra insult to injury

The Comprehensive Rules also say: text that refers to the object its on by name means just that particular object and not any other objects with that name

in this case, the ability to produce much more mana under the right circumstances

Furthermore, there are not many valuable ones here to start

Aesi, Tyrant of Gyre Strait turns every Rampant Growth into a cantrip, makes Oracle of Mul Daya and other play lands off the top cards incredible card draw engines, and you can get up to total nonsense with bounce lands

The minus ability is effectively Abrupt Decay, an ability that Standard decks will be happy to pay four mana for if it leaves behind a planeswalker