The Game Cave

Legendary Creature — Human Druid

At the beginning of combat on your turn, creatures you control get +3/+3 and gain trample until end of turn. {1}{G}: Until end of turn, target land you control becomes a 1/1 Elemental creature with vigilance, indestructible, and haste. It's still a land. Partner (You can have two commanders if both have partner.)

Legendary Creature — Human Barbarian

Haste (This creature can attack and {T} as soon as it comes under your control.) {T}: Kamahl deals 3 damage to any target.

Legendary Sorcery

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Look at the top X cards of your library. You may put any number of land and/or legendary permanent cards with mana value X or less from among them onto the battlefield. Put the rest into your graveyard.

Sorcery

Each player may reveal any number of creature cards from their hand. Then each player creates a 2/2 green Bear creature token for each card they revealed this way.

Legendary Creature — Human Advisor

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Legendary Creature — Vampire Rogue

Partner with Laurine, the Diversion (When this creature enters, target player may put Laurine into their hand from their library, then shuffle.) Lifelink Whenever a creature an opponent controls dies, you gain 1 life and create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this token: Draw a card.")

Creature — Spirit

Whenever you cast a Spirit or Arcane spell, target creature can't block this turn.

Creature — Spirit

Flying Soulshift 5 (When this creature dies, you may return target Spirit card with mana value 5 or less from your graveyard to your hand.)

Legendary Creature — Spirit

At the beginning of each player's draw step, that player draws an additional card.

Creature — Spirit

Trample Whenever you cast an enchantment spell, put a +1/+1 counter on this creature. At the beginning of each end step, if an enchantment was put into your graveyard from the battlefield this turn, you may return this card from your graveyard to your hand.

Artifact Creature — Turtle Warrior

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Ward {4} Whenever this creature or another artifact you control enters, put a +1/+1 counter on this creature. It can't be blocked this turn.

Legendary Creature — Centaur Spirit

This spell costs {1} less to cast for each creature card in your graveyard. Once during each of your turns, you may cast a creature spell from your graveyard.

Legendary Land

{T}: Add {W}. {T}: Return target legendary creature to its owner's hand.

Legendary Creature — Beholder

Whenever you attack a player, tap target creature that player controls and goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) Whenever an opponent attacks another one of your opponents, you and the attacking player each draw a card and lose 1 life.

Creature — Human Warrior

Cowards can't block Warriors. {1}: Choose one that hasn't been chosen this turn — • This creature gets +1/+1 until end of turn. • Target creature becomes a Coward until end of turn. • Target Warrior gains trample until end of turn.

Legendary Creature — Tiefling Barbarian

Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures. They gain first strike until end of turn. After this phase, there is an additional combat phase. Choose a Background (You can have a Background as a second commander.)

Enchantment

At the beginning of each player's upkeep, this enchantment deals damage to that player equal to the number of Swamps they control.

Creature — Angel Spirit

Flying, protection from black Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, return target creature card from your graveyard to the battlefield.

Legendary Artifact Creature — Golem

Karn's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.

Legendary Planeswalker — Karn

Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. −2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand.

Land

{T}: Add {C}. {T}: Add {R} or {G}. This land deals 1 damage to you.

Creature — Yeti

{T}: This creature deals damage equal to its power to target creature. That creature deals damage equal to its power to this creature.

Legendary Creature — Dragon

Flying, haste When Karrthus enters, gain control of all Dragons, then untap all Dragons. Other Dragon creatures you control have haste.

Creature — Beast

This creature enters with five +1/+1 counters on it. Whenever an artifact enters, remove a +1/+1 counter from this creature.

Legendary Creature — Snake Wizard

{G}{U}: Target creature can't be blocked this turn. If that creature is a Snake, it gets +2/+2 until end of turn.

Legendary Creature — Angel Ally

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying, vigilance, haste Whenever you cast another spell that has convoke, scry 2, then draw a card.

Legendary Creature — Human Assassin Warrior

Haste When Kassandra enters, search your graveyard, hand, and library for a card named The Spear of Leonidas, put it onto the battlefield, then shuffle. Whenever a creature you control with a legendary Equipment attached to it deals combat damage to a player, draw a card.

Legendary Creature — Spirit

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {1}."

Legendary Creature — Human Warrior Ally

If a triggered ability of an Ally you control triggers, that ability triggers an additional time.

Legendary Creature — Human Warrior Ally

Vigilance When Katara enters, create a 1/1 white Ally creature token. Waterbend {X}: Creatures you control have base power and toughness X/X until end of turn. X can't be 0. Activate only during your turn. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Legendary Creature — Nightmare Insect

When Kathril enters, put a flying counter on any creature you control if a creature card in your graveyard has flying. Repeat this process for first strike, double strike, deathtouch, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance. Then put a +1/+1 counter on Kathril for each counter put on a creature this way.

Legendary Creature — Human

Whenever you cast a Human spell, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Legendary Creature — Human Warlock

Protection from Werewolves Human creatures you control have "{T}: Add one mana of any of this creature's colors." {4}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

Legendary Creature — Moonfolk Artificer

Flying {2}{U}: Until end of turn, target noncreature artifact you control becomes an artifact creature and gains flying. If it's not a Vehicle, it has base power and toughness 1/1 until end of turn. At the beginning of your upkeep, put a +1/+1 counter on each of up to three target noncreature artifacts.

Artifact Creature — Robot Soldier

Whenever this creature attacks, you may pay {2}. If you do, create a 2/2 colorless Robot artifact creature token that's tapped and attacking. Sacrifice that token at end of combat.

Creature — Kavu

{T}: Target land becomes a Forest until end of turn.

Legendary Planeswalker — Kaya

Hexproof +2: Each opponent loses 3 life and you gain 3 life. 0: You draw two cards. Then each opponent may scry 1. −3: Exile target creature or enchantment. If it wasn't an Aura, create a token that's a copy of it, except it's a 1/1 white Spirit creature with flying in addition to its other types.

Sorcery

Choose two — • Create a 2/2 colorless Construct artifact creature token. • Put a +1/+1 counter on a creature you control. It gains double strike until end of turn. • Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. • You gain 2 life and scry 2.

Sorcery

Look at the top seven cards of your library. Put up to X artifact and/or creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Creature — Human Shaman

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-5 1/1 {T}: Create a 3/3 green Elephant creature token. LEVEL 6+ 1/1 {T}: Create two 3/3 green Elephant creature tokens.

Legendary Creature — Vampire

Flying Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov. {3}{R}: Kazarov deals 2 damage to target creature.