Lifelink

Whenever Orah, Skyclave Hierophant or another Cleric you control dies, return target Cleric card with lesser mana value from your graveyard to the battlefield.

: Oran-Rief Invoker gets +5/+5 and gains trample until end of turn.

Kicker (You may pay an additional as you cast this spell.)

Reach (This creature can block creatures with flying.)

When Oran-Rief Recluse enters the battlefield, if it was kicked, destroy target creature with flying.

Oran-Rief, the Vastwood enters the battlefield tapped.

: Add .

: Put a +1/+1 counter on each green creature that entered the battlefield this turn.

Protection from red

, , Sacrifice Orazca Puzzle-Door: Look at the top two cards of your library. Put one of those cards into your hand and the other into your graveyard.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

: Add .

, Sacrifice Orazca Relic: You gain 3 life and draw a card. Activate only if you have the city's blessing.

Permanents enter the battlefield tapped.

Reach (This creature can block creatures with flying.)

Whenever you cast a Spirit or Arcane spell, Orbweaver Kumo gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Whenever another creature enters the battlefield under your control, target creature an opponent controls gets -1/-1 until end of turn.

Council's dilemma — When Orchard Elemental enters the battlefield, starting with you, each player votes for sprout or harvest. Put two +1/+1 counters on Orchard Elemental for each sprout vote. You gain 3 life for each harvest vote.

When Orchard Strider enters the battlefield, create two Food tokens. (They're artifacts with ", , Sacrifice this artifact: You gain 3 life.")

Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

: Orcish Artillery deals 2 damage to any target and 3 damage to you.

Flash

When Orcish Bowmasters enters the battlefield and whenever an opponent draws a card except the first one they draw in each of their draw steps, Orcish Bowmasters deals 1 damage to any target. Then amass Orcs 1.

: Orcish Cannoneers deals 2 damage to any target and 3 damage to you.

Orcish Conscripts can't attack unless at least two other creatures attack.

Orcish Conscripts can't block unless at least two other creatures block.

, : Target creature can't be regenerated this turn.

, : Regenerate target black or green creature.

, : Regenerate target black or green creature.

, : Look at the top eight cards of your library. Exile four of them at random, then put the rest on top of your library in any order.

, Sacrifice an artifact: Orcish Mechanics deals 2 damage to any target.

Enchant land

Orcish Mine enters the battlefield with three ore counters on it.

At the beginning of your upkeep and whenever enchanted land becomes tapped, remove an ore counter from Orcish Mine.

When the last ore counter is removed from Orcish Mine, destroy enchanted land and Orcish Mine deals 2 damage to that land's controller.

When Orcish Paratroopers enters the battlefield, flip it from a height of at least one foot. Sacrifice Orcish Paratroopers unless it turns over completely at least once during the flip and lands face up.

Trample

Other Orcs and Goblins you control have trample.

Whenever Orcish Siegemaster attacks, it gets +X/+0 until end of turn, where X is the greatest power among creatures you control.

Whenever Orcish Squatters attacks and isn't blocked, you may gain control of target land defending player controls for as long as you control Orcish Squatters. If you do, Orcish Squatters assigns no combat damage this turn.

Orcish Veteran can't block white creatures with power 2 or greater.

: Orcish Veteran gains first strike until end of turn.

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Erebos.

When you sacrifice Ordeal of Erebos, target player discards two cards.

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Nylea.

When you sacrifice Ordeal of Nylea, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Thassa.

When you sacrifice Ordeal of Thassa, draw two cards.

Protection from black

: Order of Leitbur gains first strike until end of turn.

: Order of Leitbur gets +1/+0 until end of turn.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Flying, lifelink, haste

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Other Vampires you control have exalted.

Whenever Order of the Alabaster Host becomes blocked by a creature, that creature gets -1/-1 until end of turn.

Whenever Order of the Golden Cricket attacks, you may pay . If you do, it gains flying until end of turn.

Defender (This creature can't attack.)

As Order of the Stars enters the battlefield, choose a color.

Order of the Stars has protection from the chosen color.

, : Return target creature card with mana value 3 or less from your graveyard to the battlefield. ( is the untap symbol.)

Domain — Create a 1/1 blue Bird creature token with flying for each basic land type among lands you control.

: Prevent the next 1 damage that would be dealt to Ordruun Commando this turn.

Battalion — Whenever Ordruun Veteran and at least two other creatures attack, Ordruun Veteran gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

, Discard a card: Draw a card.

This spell costs less to cast for each land card in your graveyard.

Flying, haste

Inspired — Whenever Oreskos Sun Guide becomes untapped, you gain 2 life.

, Exile three cards from your graveyard: Target player loses 3 life.

When Organ Hoarder enters the battlefield, look at the top three cards of your library, then put one of them into your hand and the rest into your graveyard.

Trample

Orgg can't attack if defending player controls an untapped creature with power 3 or greater.

Orgg can't block creatures with power 3 or greater.

: Prevent the next 3 damage that would be dealt to any target this turn.

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.

Kicker (You may pay an additional as you cast this spell.)

Destroy target artifact or enchantment. If this spell was kicked, it deals damage equal to that permanent's mana value to target creature.

: 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 Oriq Loremage.

Flying, lifelink, indestructible, haste

Flying

If you would draw a card while your library has no cards in it, instead put five +1/+1 counters on Ormos, Archive Keeper.

, Discard three cards with different names: Draw five cards.

, : Target opponent exiles the top card of their library. You may play that card this turn.