mtg cards that can block multiple creatures Rules Text: block, if able, 40 All cards will be carefully packed for safe transit Double-faced card - MTG Wiki

If a card that isn't a transforming double-faced card is a copy of Ojer Pakpatiq, Deepest Epoch, it won't return to the battlefield when it dies

Six mana makes this very difficult to justify

Here's some more info on Nicol Bolas cards you might consider for your deck: Nicol Bolas, Dragon God A legendary planeswalker, Dragon God has an interesting passive ability - it shares all the loyalty abilities of other planeswalkers on the battlefield

Here, our main plan is Leonin Arbiter, which is solid on its own by taxing fetch lands and other tutor effects (like Expedition Map from Tron, Primeval Titan from TitanShift, or Whir of Invention from Whir Prison) but gets even better in conjunction with Ghost Quarter and Field of Ruin