mtg cards that stop life gain o:"can't life" · Scryfall Magic: The Gathering Search What cards penalize life gain

Get back, all yall

If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard

Equip only as a sorcery.) Artifact - Equipment Color tag templates(None) Protection (CTRL to add secondary) Archaeomancer's Map When this artifact enters, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle

There are attempts to solve this issue procedurally as well, such as this attempt to solve it via NLP (Natural Language Processing)

And you can blink or airbend your creatures with -1/-1 counters to reset the engine