Historical Rules · 3 May 2019
Rule 107.4d
Official source text from the 3 May 2019 Rules release
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 117.5.)
Historical Rules · 3 May 2019
Official source text from the 3 May 2019 Rules release
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 117.5.)