Forensic Gadgeteer
Creature — Vedalken Artificer Detective
Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
Activated abilities of artifacts you control cost 
less to activate. This effect can't reduce the mana in that cost to less than one mana.
2/3
イラスト：
Murders at Karlov Manor#342レア英語