Flying, vigilance, haste
When Xho Cai enters, the next noncreature spell you cast costs less to cast.
Flurry — Whenever you cast your second spell each turn, exile up to one target creature you control, then return it to the battlefield under its owner's control.

Flying, vigilance
: Create a 2/2 white and blue Knight creature token with vigilance. Activate only if you've cast two or more spells this turn.

This creature enters with two +1/+1 counters on it.
After you roll a die, you may remove a +1/+1 counter from this creature. If you do, increase or decrease the result by 1.

As this enchantment enters, choose a creature type.
Each creature you control is the chosen type in addition to its other types.

: Add one mana of any color.

: Until your next upkeep, target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.

Xenagos's Strike deals 4 damage to each player.

Xenagos Ascended gains trample until end of turn and attacks this turn if able.

Indestructible
As long as your devotion to red and green is less than seven, Xenagos isn't a creature.
At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power.

Xenagos Ascended can't leave the battlefield as long as a Reveler is on the battlefield.
When Xenagos Ascended leaves the battlefield, each player wins the game.

, Remove a counter from another permanent you control: Populate. Activate only as a sorcery.
, Sacrifice another creature: Proliferate. Activate only as a sorcery.

Hexproof
: Until end of turn, this creature loses hexproof and gains first strike and deathtouch.

Whenever this creature or another Human creature you control dies, create a tapped 2/2 black Zombie creature token.

Deathtouch
, : Put a petrification counter on target creature. It gains defender and becomes a colorless artifact in addition to its other types. Its activated abilities can't be activated.

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than this creature, then each opponent loses life equal to the sacrificed creature's power. If you can't sacrifice a creature, tap this creature and you lose 7 life.

Flying
Whenever this creature attacks, defending player can't cast spells this turn.

: Until end of turn, this artifact becomes an 8/8 Golem artifact creature with trample.

Xantcha enters under the control of an opponent of your choice.
Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls.
: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.

Sacrifice a permanent: Regenerate target creature.

Starting & Max Hand Size: +1
Starting Life: +3

Whenever one or more creatures you control die, draft a card from Xander's Wake's spellbook. This ability triggers only once each turn.

Xander's Wake's spellbook includes the following cards:
• Thieves' Guild Enforcer
• Slaughter Specialist
• Acquisitions Expert
• Malakir Blood-Priest
• Boneclad Necromancer
• Tavern Swindler
• Blade Juggler
• Hoard Robber
• Morbid Opportunist
• Bloodthirsty Aerialist
• Asylum Visitor
• Yuan-Ti Fang-Blade
• Tithebearer Giant
• Malakir Cullblade
• Vengeful Warchief

Casualty 2
Each opponent exiles the top card of their library. You may cast spells from among those cards this turn. If you cast a spell this way, pay life equal to that spell's mana value rather than pay its mana cost.

This land enters tapped.
Cycling

Menace
Xande gets +1/+1 for each noncreature, nonland card in your graveyard.

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way.

Whenever another Mutant you control enters, put a +1/+1 counter on that creature and a +1/+1 counter on X-23.

As long as X is in X's owner's opponent's hand, X's owner may cast X and activate X's abilities. That opponent can't cast X and plays with their hand revealed.
, : Put X into target opponent's hand.
: You may play a card in the same hand as X without paying its mana cost.