Loyalty Ability An activated ability with a loyalty symbol in its cost. See rule 606, “Loyalty Abilities.” Madness A keyword ability that lets a player cast a card he or she discards. See rule 702.34, “Madness.” Main Game The game in which a spell (or ability) that created a subgame was cast (or activated). See rule 718, “Subgames.” Main Phase Part of the turn. The first, or precombat, main phase is the second phase of the turn. The second, or postcombat, main phase is the fourth phase of the turn. See rule 505, “Main Phase.” Mana The primary resource in the game. It is spent to pay costs, usually when casting spells and activating abilities. See rule 106, rule 107.4, and rule 202, Cost and “Mana,” “Mana Color.” Mana Ability An activated or triggered ability that could create mana and use the stack. See rule 605, doesn’t “Mana Abilities.” Mana Burn (Obsolete) Older versions of the rules stated that unspent mana caused a player to lose life; this was called “mana That rule no longer exists. burn.” Mana Cost A characteristic, and part of a card. A mana cost is indicated by the mana symbols printed in its card’s upper right corner. See rule 107.4 and rule 202, Cost and “Mana Color.” Mana Pool Where mana created by an effect is temporarily stored. See rule 106.4. Mana Source (Obsolete) An obsolete card type. All cards printed with this card type are now instants. All abilities that, as printed, said a player could as a mana are now mana abilities. All relevant cards have been given “play source” errata in the Oracle card reference. Mana Symbol An icon that represents mana or a mana cost. See rule 107.4. Manifest A keyword action that puts a card onto the battlefield face down as a 2/2 creature. See rule 701.32, and rule Spells and “Manifest,” 707, “Face-Down Permanents.” Match A multiplayer game or a two-player series of games (usually best-two-of-three) played in a tournament. See rule 100.6. Maximum Hand Size The number of cards in hand a player must discard down to during his or her cleanup step. See rule 402.2 and 514.1.
Loyalty Ability An activated ability with a loyalty symbol in its cost. See rule 606, “Loyalty Abilities.” Madness A keyword ability that lets a player cast a card he or she discards. See rule 702.34, “Madness.” Main Game The game in which a spell (or ability) that created a subgame was cast (or activated). See rule 718, “Subgames.” Main Phase Part of the turn. The first, or precombat, main phase is the second phase of the turn. The second, or postcombat, main phase is the fourth phase of the turn. See rule 505, “Main Phase.” Mana The primary resource in the game. It is spent to pay costs, usually when casting spells and activating abilities. See rule 106, “Mana,” rule 107.4, and rule 202, “Mana Cost and Color.” Mana Ability An activated or triggered ability that could create mana and doesn’t use the stack. See rule 605, “Mana Abilities.” Mana Burn (Obsolete) Older versions of the rules stated that unspent mana caused a player to lose life; this was called “mana burn.” That rule no longer exists. Mana Cost A characteristic, and part of a card. A card’s mana cost is indicated by the mana symbols printed in its upper right corner. See rule 107.4 and rule 202, “Mana Cost and Color.” Mana Pool Where mana created by an effect is temporarily stored. See rule 106.4. Mana Source (Obsolete) An obsolete card type. All cards printed with this card type are now instants. All abilities that, as printed, said a player could “play as a mana source” are now mana abilities. All relevant cards have been given errata in the Oracle card reference. Mana Symbol An icon that represents mana or a mana cost. See rule 107.4. Manifest A keyword action that puts a card onto the battlefield face down as a 2/2 creature. See rule 701.32, “Manifest,” and rule 707, “Face-Down Spells and Permanents.” Match A multiplayer game or a two-player series of games (usually best-two-of-three) played in a tournament. See rule 100.6. Maximum Hand Size The number of cards in hand a player must discard down to during his or her cleanup step. See rule 402.2 and 514.1.