Glacian, Powerstone Engineer

パワーストーンの技師、グレイシャン (Glacian, Powerstone Engineer) (ja)

Legendary Creature - Human Artificer | Power/Toughness: 3 / 6 (CMC 6)
, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of those cards into your hand and the rest into your graveyard.
Partner (You can have two commanders if both have partner.)