The PrimeSapper Artifact-Golem

Category:When summoned
Category:Your Attack Step
Category:Cost reduction 2
Category:Tomoe Yoshiyasu
Category:Add counter
Category:Draw and discard
Category:Discard fewer cards
Category:Pay additional cost
Category:BP 5000 at level 1
Category:BP 8000 at level 2
Category:1 core at level 3
Category:3 cores at level 4