History of CR 202.3f

When calculating the mana value of an object with a hybrid mana symbol in its mana cost, use the largest component of each hybrid symbol.

When calculating the converted mana cost of an object with a hybrid mana symbol in its mana cost, use the largest component of each hybrid symbol.

Each Phyrexian mana symbol in a card’s mana cost contributes 1 to its converted mana cost.

rule 202.3f not present in this release