Menace
Whenever a creature you control with menace becomes blocked, defending player sacrifices a creature of their choice that's blocking it.
: Creatures you control with menace get +1/+0 until end of turn.

When this creature enters, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.
, : You may put an Equipment card from your hand onto the battlefield.

Landfall — Whenever a land you control enters, add one mana of any color.

As long as there are four or more instant and/or sorcery cards in your graveyard, this creature gets +3/+1.
, Discard a card: Exile the top two cards of your library, then choose one of them. You may play that card this turn.

Flash
If a nontoken creature would enter and it wasn't cast, exile it instead.

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.
Defender, flying
When this creature enters, if you revealed a Dragon card or controlled a Dragon as you cast this spell, draw a card.

Your opponents can't cast spells from anywhere other than their hands.

Flying
This creature gets +1/+1 for each other creature you control with flying.
: Create a 1/1 white Cat Bird creature token with flying.

: Change a target of target spell or ability to this creature. ( can be paid with either or 2 life.)

Rats you control have menace.
, : Create a 1/1 black Rat creature token.
, , Sacrifice three Rats: Gain control of target creature.

Players skip their untap steps.
At the beginning of your upkeep, sacrifice this enchantment unless you pay .

Counter target creature spell.

Shroud (This creature can't be the target of spells or abilities.)
Whenever you cast an enchantment spell, draw a card.

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

Choose one —
• Boros Charm deals 4 damage to target player or planeswalker.
• Permanents you control gain indestructible until end of turn.
• Target creature gains double strike until end of turn.

Counter target spell with mana value 4 or greater.

You gain 3 life.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Other Human creatures you control get +1/+1.
At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Exile target black or red permanent.

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)
At the beginning of the end step, sacrifice this enchantment.

Whenever this creature attacks, you may pay and discard a card. If you do, draw a card.
Whenever you discard one or more nonland cards, you may exile one of them from your graveyard. If you do, you may cast it this turn.

Target creature and all other creatures with the same name as that creature get -3/-3 until end of turn.

Defender, flying
Whenever this creature is dealt damage, you and target opponent each draw a card.

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for or one mana of that creature's color.)

: Each creature attacks this turn if able.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Target player mills ten cards.

Choose one —
• Counter target noncreature spell unless its controller pays .
• Izzet Charm deals 2 damage to target creature.
• Draw two cards, then discard two cards.

Whenever you cast a creature spell, put a +1/+1 counter on this creature.
When this creature dies, distribute X +1/+1 counters among any number of target creatures you control, where X is the number of +1/+1 counters on this creature.

Whenever this creature attacks, instant and sorcery spells you cast this turn cost less to cast.
Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Whenever a player cycles a card, you may pay . If you do, this enchantment deals 2 damage to any target.

Shadow (This creature can block or be blocked by only creatures with shadow.)
This creature attacks each combat if able.

When this creature enters, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each in the mana costs of permanents you control counts toward your devotion to blue.)

Defender
Landfall — Whenever a land you control enters, this creature can attack this turn as though it didn't have defender.

Kicker
When you cast this spell, if it was kicked, each player loses half their life, rounded up.
Scourge of the Skyclaves's power and toughness are each equal to 20 minus the highest life total among players.