Isaac, Boastful Inventor

Artefact creatures you control get +1/+1.
Artefact spells you cast cost {1} less to cast.
At the beginning of combat on your turn, create a 1/1 colourless thopter artefact creature token with flying.
{4}{u}{u}, {t}: Isaac, Boastful Inventor deals damage equal to the number of artefacts
you control to any target.