Name: Order of the Ebon Hand Cost: BB Type: Creature -- Cleric Knight Pow/Tgh: 2/1 Rules Text: Protection from white {B}: This creature gains first strike until end of turn. {B}{B}: This creature gets +1/+0 until end of turn. Set/Rarity: Fallen Empires common, Pro Tour Collector Set common, Masters Edition common Price: $0.19

Name: Order of the Golden Cricket Cost: 1W Type: Creature -- Kithkin Knight Pow/Tgh: 2/2 Rules Text: Whenever this creature attacks, you may pay {W}. If you do, it gains flying until end of turn. Set/Rarity: Morningtide common, Jumpstart 2022 common Price: $0.11

Name: Order of the Sacred Torch Cost: 1WW Type: Creature -- Human Knight Pow/Tgh: 2/2 Rules Text: {T}, Pay 1 life: Counter target black spell. Set/Rarity: Ice Age rare, Fifth Edition rare, Classic Sixth Edition rare, Masters Edition II rare Price: $0.80

Name: Order of the Stars Cost: W Type: Creature -- Human Cleric Pow/Tgh: 0/1 Rules Text: Defender (This creature can't attack.) As this creature enters, choose a color. This creature has protection from the chosen color. Set/Rarity: Guildpact uncommon Price: $0.12

Name: Order of the White Shield Cost: WW Type: Creature -- Human Knight Pow/Tgh: 2/1 Rules Text: Protection from black {W}: This creature gains first strike until end of turn. {W}{W}: This creature gets +1/+0 until end of turn. Set/Rarity: Ice Age uncommon, Fifth Edition uncommon, Oversized League Prizes rare, Anthologies uncommon, Masters Edition II uncommon Price: $0.23

Name: Oreskos Explorer Cost: 1W Type: Creature -- Cat Scout Pow/Tgh: 2/2 Rules Text: When this creature enters, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle. Set/Rarity: Commander 2015 uncommon, Legendary Cube Prize Pack uncommon, Commander 2017 uncommon, Commander Anthology Volume II uncommon, Battlebond uncommon, The List uncommon, Commander Legends uncommon, Commander 2021 uncommon, Commander Masters uncommon Price: $0.19

Name: Oreskos Sun Guide Cost: 1W Type: Creature -- Cat Monk Pow/Tgh: 2/2 Rules Text: Inspired -- Whenever this creature becomes untapped, you gain 2 life. Set/Rarity: Born of the Gods common Price: $0.15

Name: Oreskos Swiftclaw Cost: 1W Type: Creature -- Cat Warrior Pow/Tgh: 3/1 Rules Text: Set/Rarity: Journey into Nyx common, Magic 2015 common, Core Set 2019 common, The List common Price: $0.04

Name: Organ Grinder Cost: 2B Type: Creature -- Zombie Pow/Tgh: 3/1 Rules Text: {T}, Exile three cards from your graveyard: Target player loses 3 life. Set/Rarity: Torment common Price: $0.09

Name: Organic Extinction Cost: 8WW Type: Sorcery Rules Text: Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Destroy all nonartifact creatures. Set/Rarity: Magic Online Promos rare, Neon Dynasty Commander rare, Murders at Karlov Manor Commander rare, Edge of Eternities Commander rare Price: $0.31

Name: Origin Spellbomb Cost: 1 Type: Artifact Rules Text: {1}, {T}, Sacrifice this artifact: Create a 1/1 colorless Myr artifact creature token. When this artifact is put into a graveyard from the battlefield, you may pay {W}. If you do, draw a card. Set/Rarity: Scars of Mirrodin common Price: $0.13

Name: Origin of Spider-Man Cost: 1W Type: Enchantment -- Saga Rules Text: (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I -- Create a 2/1 green Spider creature token with reach. II -- Put a +1/+1 counter on target creature you control. It becomes a legendary Spider Hero in addition to its other types. III -- Target creature you control gains double strike until end of turn. Set/Rarity: Through the Omenpaths rare, Marvel's Spider-Man Promos rare, Marvel's Spider-Man rare Price: $0.29

Name: Orim's Chant Cost: W Type: Instant Rules Text: Kicker {W} (You may pay an additional {W} as you cast this spell.) Target player can't cast spells this turn. If this spell was kicked, creatures can't attack this turn. Set/Rarity: Planeshift rare, Magic Online Promos rare, Judge Gift Cards 2008 rare, The List rare, Modern Horizons 3 rare Price: $5.19

Name: Orim's Cure Cost: 1W Type: Instant Rules Text: If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost. Prevent the next 4 damage that would be dealt to any target this turn. Set/Rarity: Mercadian Masques common Price: $0.16

Name: Orim's Prayer Cost: 1WW Type: Enchantment Rules Text: Whenever one or more creatures attack you, you gain 1 life for each attacking creature. Set/Rarity: Tempest uncommon Price: $0.50

Name: Orim's Touch Cost: W Type: Instant Rules Text: Kicker {1} (You may pay an additional {1} as you cast this spell.) Prevent the next 2 damage that would be dealt to any target this turn. If this spell was kicked, prevent the next 4 damage that would be dealt to that permanent or player this turn instead. Set/Rarity: Invasion common Price: $0.08

Name: Orim, Samite Healer Cost: 1WW Type: Legendary Creature -- Human Cleric Pow/Tgh: 1/3 Rules Text: {T}: Prevent the next 3 damage that would be dealt to any target this turn. Set/Rarity: Tempest rare, Tempest Remastered rare Price: $2.11

Name: Oriq Loremage Cost: 2BB Type: Creature -- Human Warlock Pow/Tgh: 3/3 Rules Text: {T}: Search your library for a card, put it into your graveyard, then shuffle. If it's an instant or sorcery card, put a +1/+1 counter on this creature. Set/Rarity: Magic Online Promos rare, Strixhaven: School of Mages Promos rare, Strixhaven: School of Mages rare Price: $0.59

Name: Oriss, Samite Guardian Cost: 1WW Type: Legendary Creature -- Human Cleric Pow/Tgh: 1/3 Rules Text: {T}: Prevent all damage that would be dealt to target creature this turn. Grandeur -- Discard another card named Oriss, Samite Guardian: Target player can't cast spells this turn, and creatures that player controls can't attack this turn. Set/Rarity: Future Sight rare Price: $0.88

Name: Ormendahl, Profane Prince Type: Legendary Creature -- Demon Pow/Tgh: 9/7 Rules Text: Flying, lifelink, indestructible, haste [Back face. Transforms from Westvale Abbey. B color indicator.] Set/Rarity: Shadows over Innistrad rare, Shadows over Innistrad Promos rare, Secret Lair Drop rare, Shadows over Innistrad Remastered rare, Innistrad Remastered rare Price: $2.21