Peter, Rock of Faith

First strike
Whenever Peter, Rock of Faith blocks or becomes blocked, that creature doesn't untap during its controller's next untap step.
"17. And Jesus answered and said unto him, Blessed
art thou, Simon Bar-jona: for flesh and blood hath
not revealed it unto thee, but my Father which is in
heaven. 18. And I say also unto thee, That thou art
Peter, and upon this rock I will build my church; ..."
—Matthew 16:17-18