Magic: The Gathering - March of the Machine Growing Threat Commander Deck Commander 2015 you may sacrifice a Merfolk

you may sacrifice a Merfolk

that source deals double that damage to that player or permanent instead

Put the chosen card into your hand and the other into your graveyard

If this creature would deal combat damage to a creature

Magic: The Gathering - March of the Machine Growing Threat Commander Deck Commander 2015 you may sacrifice a MerfolkThe Magic: The Gathering March of the Machine Growing Threat Commander Deck contains: 1 deck of 100 Magic cards (2 Traditional Foil Borderless cards, 98 regular cards) 10 double sided token cards 10 Planechase cards 1 planar die 1 deck box (can hold 100 sleeved cards) 1 strategy guide 1 reference card 2 card Collector Booster Sample Pack 1 Foil Etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards