Athreos, God of Passage forces your opponents to pay life to keep your creatures in the graveyard, giving you an inevitable advantage
Team up with N's Zoroark ex, lono's Bellibolt ex, Lillie's Clefairy ex, Hop's Zacian ex, and more Trainer's Pokmon, and discover the unstoppable power of friendship in the Pokmon TCG: Scarlet & Violet-Journey Together expansion
If your life total is brought to 0 or less at the same time that creatures you control are dealt lethal damage, you lose the game before the last ability goes on the stack
Is this the best the deadly kami and ogres can do
It isnt bad, but its something thats been done before and better
Expanding the approach of lethal gifting beyond permanents, you can also remind your opponents that they can have too much of a good thing