mtg draw 3 cards Concentrate [Explorers of Ixalan] The Lord of the Rings The new Emeritius is awesome.

The Demon is a 3-drop 2/3 with deathtouch to play keep away and when it swings, you can get one Demonic Tutor off from its boast

Sacrifice one of the Wurm artifacts you've just made to the Krak-Clan Ironworks, and then use that four generic mana you've made to pay for Nim Deathmantle's trigger, targetting the Wurmcoil Engine in your graveyard

It follows up with if it gets hit for damage, it deals that much to each opponent

By pairing these creatures with your continuous lifegain sources, you can play a surprisingly aggressive game with this deck

Arguably the best lands matter commander out there thanks to its colour-identity options, although my friend The Gitrog Monster would put up a good fight