When Jirina, Dauntless General enters the battlefield, exile target player's graveyard.

Sacrifice Jirina: Humans you control gain hexproof and indestructible until end of turn.

Flying

You may pay rather than pay the mana cost for spells you cast.

At the beginning of combat on your turn, you may have Johan gain "Johan can't attack" until end of combat. If you do, attacking doesn't cause creatures you control to tap this combat if Johan is untapped.

: Search your library for a card, put that card into your hand, then shuffle.

Whenever a player attacks one or more of your opponents, that attacking player creates a Treasure token.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

Sacrifice five Treasures: Put five +1/+1 counters on Jolene.

Whenever you draw your second card each turn, create a 2/2 green Cat creature token.

: Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards in your hand.

Trample

Whenever Jor Kadeen, First Goldwarden attacks, it gets +X/+X until end of turn, where X is the number of equipped creatures you control. Then if Jor Kadeen's power is 4 or greater, draw a card.

Create X Map tokens, where X is one plus the number of opponents who control an artifact. (Then exile this card. You may cast the creature later from exile.)

When Joyful Stormsculptor enters the battlefield, create two 1/1 blue and red Elemental creature tokens.

Whenever you cast a spell that has convoke, Joyful Stormsculptor deals 1 damage to each opponent and each battle they protect.

Whenever you cast an instant or sorcery spell, choose one —

• That spell gains deathtouch and lifelink.

• Create a 2/2 red Imp creature token with "When this creature dies, it deals 2 damage to each opponent."

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

When Jukai Preserver enters the battlefield, put a +1/+1 counter on target creature you control.

Channel — , Discard Jukai Preserver: Put a +1/+1 counter on each of up to two target creatures you control.

, : Target player loses 1 life.

, : Create a 1/1 green Saproling creature token.

As long as Juniper Order Advocate is untapped, green creatures you control get +1/+1.

Whenever another creature enters the battlefield under your control, put a +1/+1 counter on that creature and a +1/+1 counter on Juniper Order Ranger.

When Junkyard Genius enters the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

, Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste.

, : Draw a card. If you have nine or more cards in hand, flip Jushi Apprentice.

Flying, vigilance

When Kaalia, Zenith Seeker enters the battlefield, look at the top six cards of your library. You may reveal an Angel card, a Demon card, and/or a Dragon card from among them and put them into your hand. Put the rest on the bottom of your library in a random order.

When Kabira Outrider enters the battlefield, target creature gets +1/+1 until end of turn for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target.

Other creatures get -1/-1.

Flying

Remove a ki counter from Kaiso, Memory of Loyalty: Prevent all damage that would be dealt to target creature this turn.

: Target land becomes a 1/1 creature until end of turn. It's still a land.

: Creatures you control get +3/+3 and gain trample until end of turn.

Haste (This creature can attack and as soon as it comes under your control.)

: Kamahl, Pit Fighter deals 3 damage to any target.

Whenever one or more tokens enter the battlefield under your opponents' control, for each of them, create a tapped token that's a copy of it. This ability triggers only once each turn.

Whenever one or more tokens enter the battlefield under your control, each opponent loses 1 life and you gain 1 life.

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 4-7

4/4

Flying

LEVEL 8+

8/8

Flying, trample

: Kargan Dragonlord gets +1/+0 until end of turn.

Cowards can't block Warriors.

: Choose one that hasn't been chosen this turn —

• Kargan Intimidator gets +1/+1 until end of turn.

• Target creature becomes a Coward until end of turn.

• Target Warrior gains trample until end of turn.

First strike, menace

Whenever Kari Zev, Skyship Raider attacks, create Ragavan, a legendary 2/1 red Monkey creature token. Ragavan enters the battlefield tapped and attacking. Exile that token at end of combat.

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.)

Flying, haste

: The next instant or sorcery spell you cast this turn costs less to cast, where X is the number of Wizards you control as this ability resolves.

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 2-5

1/1

: Create a 3/3 green Elephant creature token.

LEVEL 6+

1/1

: Create two 3/3 green Elephant creature tokens.

: Target creature gains flying until end of turn.

When Keensight Mentor enters the battlefield, put a vigilance counter on target non-Human creature you control.

, : Put a +1/+1 counter on each creature you control with vigilance.

At the beginning of each opponent's end step, if that player controls more creatures than you, create a 1/1 white Soldier creature token.

At the beginning of each opponent's end step, if that player controls more lands than you, you may search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

: Put target artifact, instant, or sorcery card from a graveyard on the bottom of its owner's library.

, : Choose target opponent who has more life than you do as you activate this ability. Keeper of the Flame deals 2 damage to that player.

, : Choose target opponent who has at least two more cards in hand than you do as you activate this ability. Draw a card.

, Sacrifice two lands: Destroy target land.

Haste

Echo (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 Keldon Champion enters the battlefield, it deals 3 damage to target player or planeswalker.

Enlist

Whenever Keldon Flamesage attacks, look at the top X cards of your library, where X is Keldon Flamesage's power. You may exile an instant or sorcery card with mana value X or less from among them. Put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost.

Vanishing 2 (This creature enters the battlefield with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Keldon Marauders enters or leaves the battlefield, it deals 1 damage to target player or planeswalker.

When Keldon Raider enters the battlefield, you may discard a card. If you do, draw a card.

Echo (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 Keldon Vandals enters the battlefield, destroy target artifact.

Keldon Warlord's power and toughness are each equal to the number of non-Wall creatures you control.

Flying, vigilance

Whenever Kellan, Inquisitive Prodigy attacks, destroy up to one target artifact. If you controlled that permanent, draw a card.

Flying, lifelink

Whenever you cast a spell from anywhere other than your hand, you may cast a permanent spell with equal or lesser mana value from your hand without paying its mana cost. If you don't, you may put a land card from your hand onto the battlefield.

Vigilance, haste

Kelsien, the Plague gets +1/+1 for each experience counter you have.

: Kelsien deals 1 damage to target creature you don't control. When that creature dies this turn, you get an experience counter.

: All creatures gain trample and haste until end of turn.

: Put a +1/+1 counter on target creature.

: Target player gains 5 life.

: Target player draws a card.

: Put target creature card from a graveyard onto the battlefield under its owner's control.