A total of 65 reprints were added to the March of the Machine Standard-legal set, similar to Mystical Archives in STX and Retro Artifacts that were within the BRO set
You see, it has you untapping all of your Creatures that attacked this turn, then giving you an extra Combat Phase after the current Main Phase, and then gives you another Main Phase after that
Double Strike + Deathtouch Double strike plus deathtouch allows a creature to instantly destroy any creature it deals damage to in the first combat step before the blocking creature has a chance to deal any regular damage itself
The low mana cost makes it an effective target for a Whir of Invention to catch opponents by surprise and stop them from making explosive graveyard plays
Nissa, Worldwaker was an anti-control threat that seemed great in theory against U/B decks with Perilous Vaults and Ugins
If there is an additional vote, you again choose the result