Historical Rules · 15 February 2021
Rule 702.36d
Official source text from the 15 February 2021 Rules release
You can’t normally cast a card face down. A morph ability allows you to do so.
Historical Rules · 15 February 2021
Official source text from the 15 February 2021 Rules release
You can’t normally cast a card face down. A morph ability allows you to do so.