The easiest method is to paste your list (one card per line) or upload/export from a deckbuilder
For better or worse, Modern Horizons 3 came to MTG Arena last year, pushing Historic and Timeless further apart
Also, these types of cards (usually) let you remove other permanent types besides creatures as well
Some examples: Swords to Plowshares, Teferis Protection, Chaos Warp, Great Train Heist (or other Spree cards, you pay extra costs but can go wild), Akromas Will, Deflecting Swat, Wear/Tear, and my personal favorite, Reprieve
Jacob Frye Legendary Creature Human Assassin Partner with Evie Frye (When this creature enters, target player may put Evie into their hand from their library, then shuffle.) Whenever one or more Assassins you control deal combat damage to a player, exile up to one target Assassin card or card with freerunning from your graveyard
Maha, Its Feathers Night Maha, Its Feathers Night has been making waves in Commander lately thanks to the return of -1/-1 counter strategies reintroduced in Lorwyn Eclipsed