Historical Rules · 13 October 2023
Rule 712.5e
Official source text from the 13 October 2023 Rules release
The Mightstone and Weakstone and Urza, Lord Protector meld to form Urza, Planeswalker.
Historical Rules · 13 October 2023
Official source text from the 13 October 2023 Rules release
The Mightstone and Weakstone and Urza, Lord Protector meld to form Urza, Planeswalker.