Magic: The Gathering Comprehensive Rules Changes - Morningtide to Shadowmoor

Old rule (Morningtide)	New rule (Shadowmoor)
203.3c. [Click to view all changes.]
	203.3c. 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. Example: The converted mana cost of a card with mana cost {1}{W/U}{W/U} is 3. Example: The converted mana cost of a card with mana cost {2/B}{2/B}{2/B} is 6.

Old rule (Morningtide)

New rule (Shadowmoor)

203.3c.

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.

Example: The converted mana cost of a card with mana cost {1}{W/U}{W/U} is 3.

Example: The converted mana cost of a card with mana cost {2/B}{2/B}{2/B} is 6.