mtg green land destruction cards Custom decks — Rules Text: destroy, land, destroy,

The idea here is that the extort trigger will allow you to keep ahead of the life loss trigger at least some of the time

If an effect says to set the enchanted player's life total to a number that's higher than their current life total, that player's life total won't change

The cause of this is because 1) Slivers are incredibly popular 2) we haven't had Slivers in a main set for a decade and reprints are few and far between, so supply is low 3) Sliver Swarm did a bad job reprinting Sliver staples

While there are several other versions of Elspeth I'd probably be keener to put in a Trostani deck, the original Elspeth Tirel at least makes sense