Enver Gortash, Tyrant Tinkerer

Activated abilities of Artifacts and Artificers you control
cost {x} less (to a minimum of one mana) to activate,
where X is the number of Artifacts in graveyards.
Whenever an Equipment enters or an Artifact Creature leaves, you may deal 1 damage to any target. If you do
not, each player mills two cards.
{10}{w}: Create a 6/6 Red and White Steel Watcher
Artifact Creature Token with Vigilance.