+meng (8)
Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
, : Target player draws a card, then discards a card. If that player discards an artifact card this way, untap Lumengrid Augur.
Flying
Metalcraft — When Lumengrid Drake enters the battlefield, if you control three or more artifacts, return target creature to its owner's hand.
Whenever an artifact enters the battlefield under your control, you may tap target permanent.
Other green creatures you control get +1/+1.
Gatherer works better in the Companion app!