Double strike, vigilance

Whenever Agrus Kos, Spirit of Justice enters the battlefield or attacks, choose up to one target creature. If it's suspected, exile it. Otherwise, suspect it. (A suspected creature has menace and can't block.)

Whenever another nontoken creature enters the battlefield under your control, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

Flying

Haunt (When this creature dies, exile it haunting target creature.)

When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.

Flying

Whenever you cast an enchantment spell, put a +1/+1 counter on Blessed Spirits.

Constellation — Whenever Boon of the Spirit Realm or another enchantment enters the battlefield under your control, put a blessing counter on Boon of the Spirit Realm.

Creatures you control get +1/+1 for each blessing counter on Boon of the Spirit Realm.

Flying

Cipherbound Spirit can block only creatures with flying.

: Draw two cards, then discard a card.

Flying

Cloud Spirit can block only creatures with flying.

Spend only black mana on X.

Consume Spirit deals X damage to any target and you gain X life.

Whenever a Cleric creature you control becomes the target of a spell or ability, it gets +0/+2 until end of turn.

Whenever Diviner Spirit deals combat damage to a player, you and that player each draw that many cards.

Flying

At the beginning of your upkeep, sacrifice Extravagant Spirit unless you pay for each card in your hand.

: Flame Spirit gets +1/+0 until end of turn.

Flying

: Exile Flickering Spirit, then return it to the battlefield under its owner's control.

Flying

When Foul Spirit enters the battlefield, sacrifice a land.

Whenever a creature you control dies, put a +1/+1 counter on equipped creature.

Equip

Flying

: If the top card of target player's graveyard is a creature card, put that card on top of that player's library.

: Add .

: Add one mana of any color. Spend this mana only to cast a Dragon creature spell.

, , Sacrifice Haven of the Spirit Dragon: Return target Dragon creature card or Ugin planeswalker card from your graveyard to your hand.

Untap target creature. It gets +2/+4 until end of turn.

Whenever one or more creatures you control and/or creature cards in your graveyard are put into exile, you may choose a creature card from among them. Until end of turn, target token you control becomes a copy of it, except it has flying.

+2: Surveil 2, then exile a card from a graveyard.

+1: Create a 1/1 white and black Spirit creature token with flying.

−2: Exile target creature you control. For each other player, exile up to one target creature that player controls.

Flying

: Return Lantern Spirit to its owner's hand.

Flying

Whenever an enchantment enters the battlefield under your control, you may create a token that's a copy of it. Do this only once each turn.

Menace, deathtouch

Instant and sorcery spells you control have deathtouch. (Any amount of damage they deal to a creature is enough to destroy it.)

: Raging Spirit becomes colorless until end of turn.

Lifelink

Discard a historic card: Sanctum Spirit gains indestructible until end of turn. (Artifacts, legendaries, and Sagas are historic.)

Flying

Sacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.

Exile Simian Spirit Guide from your hand: Add .

For each of up to X target creatures, create a red Aura enchantment token named Smoke Blessing attached to that creature. Those tokens have enchant creature and "When enchanted creature dies, it deals 1 damage to its controller and you create a Treasure token."

Flying

Whenever a nontoken creature enters the battlefield under your control, you may pay . If you do, create a 1/1 white Spirit creature token with flying.

, Sacrifice a Spirit: Target non-Spirit creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Forecast — , Reveal Spirit en-Dal from your hand: Target creature gains shadow until end of turn. (Activate only during your upkeep and only once each turn.)

Tap target untapped creature you control. If you do, it deals damage equal to its power to target attacking or blocking creature an opponent controls.

Flashback—, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant creature you control

Whenever enchanted creature deals damage, you gain that much life.

When Spirit Loop is put into a graveyard from the battlefield, return Spirit Loop to its owner's hand.

At the beginning of your upkeep, if there are no Reflection tokens on the battlefield, create a 2/2 white Reflection creature token.

: Destroy target Reflection.

As long as you control a permanent of each color, prevent all damage that would be dealt to you.

Flying

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Each player can't draw more than one card each turn.

When Spirit of the Season enters the battlefield, it gains haste if it's summer. Put a +1/+1 counter on it if it's autumn. You gain 5 life if it's winter. If it's spring, search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Enchant creature

Whenever enchanted creature becomes tapped, put a -0/-2 counter on it.

Create a 3/2 red and white Spirit creature token.

When Spirited Companion enters the battlefield, draw a card.

At the beginning of your end step, choose target permanent card in your graveyard. You may sacrifice a permanent that shares a card type with the chosen card. If you do, return the chosen card from your graveyard to the battlefield and it gains "If this permanent would leave the battlefield, exile it instead of putting it anywhere else."

Whenever a spell or ability an opponent controls causes you to discard a card, you gain 2 life and you may draw a card.

At the beginning of each player's upkeep, if that player controls a Plains, they gain 1 life.

Until end of turn, whenever target creature deals damage, you gain that much life.

Draw a card.

Stone Spirit can't be blocked by creatures with flying.

Flying

: Storm Spirit deals 2 damage to target creature.

Flash

Flying

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Damage that would reduce your life total to less than 1 reduces it to 1 instead.

Creatures target player's team controls get +1/+1 until end of turn.