Name: Guard Dogs Cost: 3W Type: Creature -- Dog Pow/Tgh: 2/2 Rules Text: {2}{W}, {T}: Choose a permanent you control. Prevent all combat damage target creature would deal this turn if it shares a color with that permanent. Set/Rarity: Planeshift uncommon Price: $0.22

Name: Guard Duty Cost: W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature has defender. Set/Rarity: Rise of the Eldrazi common, Iconic Masters common Price: $0.03

Name: Guarded Heir Cost: 5W Type: Creature -- Human Noble Pow/Tgh: 1/1 Rules Text: Lifelink (Damage dealt by this creature also causes you to gain that much life.) When this creature enters, create two 3/3 white Knight creature tokens. Set/Rarity: Foundations uncommon Price: $0.03

Name: Guardian Angel Cost: XW Type: Instant Rules Text: Prevent the next X damage that would be dealt to any target this turn. Until end of turn, you may pay {1} any time you could cast an instant. If you do, prevent the next 1 damage that would be dealt to that permanent or player this turn. Set/Rarity: Limited Edition Alpha common, Limited Edition Beta common, Unlimited Edition common, Intl. Collectors' Edition common, Collectors' Edition common, Revised Edition common, Foreign Black Border common, Summer Magic / Edgar common, 30th Anniversary Edition common Price: $0.14

Name: Guardian Archon Cost: 4WW Type: Creature -- Archon Pow/Tgh: 5/5 Rules Text: Flying As this creature enters, secretly choose an opponent. Reveal the player you chose: You and target permanent you control each gain protection from the chosen player until end of turn. Activate only once. Set/Rarity: Magic Online Promos rare, Commander 2021 rare Price: $0.10

Name: Guardian Automaton Cost: 4 Type: Artifact Creature -- Construct Pow/Tgh: 3/3 Rules Text: When this creature dies, you gain 3 life. Set/Rarity: Magic Origins common Price: $0.03

Name: Guardian Beast Cost: 3B Type: Creature -- Beast Pow/Tgh: 2/4 Rules Text: As long as this creature is untapped, noncreature artifacts you control can't be enchanted, they have indestructible, and other players can't gain control of them. This effect doesn't remove Auras already attached to those artifacts. Set/Rarity: Arabian Nights rare, Oversized League Prizes rare, Masters Edition IV rare Price: $558.63

Name: Guardian Idol Cost: 2 Type: Artifact Rules Text: This artifact enters tapped. {T}: Add {C}. {2}: This artifact becomes a 2/2 Golem artifact creature until end of turn. Set/Rarity: Fifth Dawn uncommon, Iconic Masters common, Jumpstart uncommon, Foundations Jumpstart uncommon Price: $0.21

Name: Guardian Kirin Cost: 3W Type: Creature -- Kirin Pow/Tgh: 2/3 Rules Text: Flying Whenever another creature you control dies, put a +1/+1 counter on this creature. Set/Rarity: Modern Horizons 2 common Price: $0.05

Name: Guardian Lions Cost: 4W Type: Creature -- Cat Pow/Tgh: 1/6 Rules Text: Vigilance (Attacking doesn't cause this creature to tap.) Set/Rarity: Magic 2013 common Price: $0.07

Name: Guardian Naga Cost: 5WW Type: Creature -- Snake Pow/Tgh: 5/6 Rules Text: Vigilance During your turn, prevent all damage that would be dealt to this creature. [Related to Banishing Coils.] Set/Rarity: Commander Legends: Battle for Baldur's Gate common, Alchemy Horizons: Baldur's Gate common Price: $0.08

Name: Guardian Scalelord Cost: 4W Type: Creature -- Dragon Pow/Tgh: 3/4 Rules Text: Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn.) Flying Whenever this creature attacks, return target nonland permanent card with mana value X or less from your graveyard to the battlefield, where X is this creature's power. Set/Rarity: March of the Machine Commander rare Price: $2.38

Name: Guardian Seraph Cost: 2WW Type: Creature -- Angel Pow/Tgh: 3/4 Rules Text: Flying If a source an opponent controls would deal damage to you, prevent 1 of that damage. Set/Rarity: Magic 2010 rare Price: $0.53

Name: Guardian Sunmare Cost: 3WW Type: Creature -- Horse Mount Pow/Tgh: 5/5 Rules Text: Ward {2} Whenever this creature attacks while saddled, search your library for a nonland permanent card with mana value 3 or less, put it onto the battlefield, then shuffle. Saddle 4 Set/Rarity: Aetherdrift rare, Aetherdrift Promos rare Price: $0.20

Name: Guardian Zendikon Cost: 2W Type: Enchantment -- Aura Rules Text: Enchant land Enchanted land is a 2/6 white Wall creature with defender. It's still a land. When enchanted land dies, return that card to its owner's hand. Set/Rarity: Worldwake common, Conspiracy common Price: $0.05

Name: Guardian of Faith Cost: 1WW Type: Creature -- Spirit Knight Pow/Tgh: 3/2 Rules Text: Flash Vigilance When this creature enters, any number of other target creatures you control phase out. (Treat them and anything attached to them as though they don't exist until their controller's next turn.) Set/Rarity: Magic Online Promos rare, Adventures in the Forgotten Realms rare, Adventures in the Forgotten Realms Promos rare Price: $3.91

Name: Guardian of Ghirapur Cost: 2W Type: Creature -- Angel Pow/Tgh: 3/3 Rules Text: Flying When this creature enters, exile up to one other target creature or artifact you control. Return it to the battlefield under its owner's control at the beginning of the next end step. Set/Rarity: March of the Machine rare, March of the Machine Promos rare Price: $0.30

Name: Guardian of New Benalia Cost: 1W Type: Creature -- Human Soldier Pow/Tgh: 2/2 Rules Text: Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.) Whenever this creature enlists a creature, scry 2. Discard a card: This creature gains indestructible until end of turn. Tap it. Set/Rarity: Magic Online Promos rare, Dominaria United Promos rare, Dominaria United rare Price: $0.15

Name: Guardian of Pilgrims Cost: 1W Type: Creature -- Spirit Cleric Pow/Tgh: 2/2 Rules Text: When this creature enters, target creature gets +1/+1 until end of turn. Set/Rarity: Eldritch Moon common, Shadows over Innistrad Remastered common, Innistrad Remastered common Price: $0.04

Name: Guardian of the Ages Cost: 7 Type: Artifact Creature -- Golem Pow/Tgh: 7/7 Rules Text: Defender (This creature can't attack.) When a creature attacks you or a planeswalker you control, if this creature has defender, it loses defender and gains trample. Set/Rarity: Magic 2014 rare Price: $0.16