Junkyard Genius

(1) (B) (R) 

When Junkyard Genius enters the battlefield, create a tapped Powerstone token. (It's an artifact with "(T): Add (C). This mana can't be spent to cast a nonartifact spell.")
(1)(B)(R), Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste.

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#0214