mtg when you discard a card Rules Text: Each player discards, 49 cards The 50 Best Discard Cards

From devastating board wipes to complex creatures, rares are often the cards that create memorable moments and form the competitive core of a deck

Making it less attractive to attack you incentivizes your opponents to attack the rest of the table

Derevi, Empyrial Tacticians second ability means it can be played from the command zone at instant speed while ignoring any commander tax accrued

Search your library for a Cave card, put it onto the battlefield tapped, then shuffle

It doesnt buff itself and is pretty linear, which I think is fine, so into the fun tier it goes

You should look carefully at this artifact since it performs double duty in typal decks