Chimeric Mass (SOM) #141 [EN/N]

{X} · Artifact · This artifact enters with X charge counters on it. {1}: Until end of turn, this artifact becomes a Construct artifact creature with "This creature's power and toughness are each equal to the number of charge counters on it." · Illustrated by David Palumbo · Scars of Mirrodin #141 · EDHREC rank 14177 · Magic: The Gathering, MTG