Casting Cost: {3}{U}
Type: Instant
Card Text: Target creature's owner puts it on their choice of the top or bottom of their library. You create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

"We strike hard and fade away into the night."
—Leonardo

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