amass mtg cards Sauron, Lord of the Rings (LTC) #84 Amass | MagicArena Wiki |

The real meat here is the board wipe recovery on the activated ability

Thopter Assembly 6 Artifact Creature Thopter Flying At the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owners hand and put five 1/1 colorless Thopter artifact creature tokens with flying onto the battlefield

It includes many of my favorite creatures and cards from across the history of the game

Im genuinely excited to see Yorion forever alter the DNA of Death and Taxes, a deck Im incredibly fond of

Even in this set, it's going to be very difficult to get enough legendaries to go off with this, and in the meantime you have a land that is actively bad for your mana base

This gives them an additional use as they can synergize well with artifact payoffs like Urza, Lord High Artificer or Jhoira, Weatherlight Captain