Dr. Felonius Gallywonk

Affinity for Contraptions (This spell costs {1} less
to cast for each Contraption you control.)
When Dr. Felonius Gallywonk enters the battlefield, you may shuffle any number of Contraptions in your scrapyard into your Contraption deck.
{2}{g}{u}: Reassemble target Contraption you control. Put a +1/+1 counter on Dr. Felonius Gallywonk.