As long as you have seven or more cards in hand, Akki Underling gets +2/+1 and has first strike.
2 /
1
{1}{W}
Araba Mothrider
Creature - Human Samurai
Flying
Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
1 /
1
{3}{R}{R}
Blood Rites
Enchantment
{1}{R}, Sacrifice a creature: Blood Rites deals 2 damage to any target.
{2}{R}
Captive Flame
Enchantment
{R}: Target creature gets +1/+0 until end of turn.
{W}
Cowed by Wisdom
Enchantment - Aura
Enchant creature
Enchanted creature can't attack or block unless its controller pays {1} for each card in your hand.
{W}
Cowed by Wisdom
Enchantment - Aura
Enchant creature
Enchanted creature can't attack or block unless its controller pays {1} for each card in your hand.
{1}{W}
Curtain of Light
Instant
Cast this spell only during combat after blockers are declared.
Target unblocked attacking creature becomes blocked. (This spell works on creatures that can't be blocked.)
Draw a card.
{1}{W}{W}
Faithful Squire
Creature - Human Soldier
Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Faithful Squire.
At the beginning of the end step, if there are two or more ki counters on Faithful Squire, you may flip it.
2 /
2
--
Kaiso, Memory of Loyalty
Legendary Creature - Spirit
Flying
Remove a ki counter from Kaiso, Memory of Loyalty: Prevent all damage that would be dealt to target creature this turn.
2 /
2
{1}{W}{W}
Faithful Squire
Creature - Human Soldier
Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Faithful Squire.
At the beginning of the end step, if there are two or more ki counters on Faithful Squire, you may flip it.
2 /
2
--
Kaiso, Memory of Loyalty
Legendary Creature - Spirit
Flying
Remove a ki counter from Kaiso, Memory of Loyalty: Prevent all damage that would be dealt to target creature this turn.
2 /
2
{R}
Glitterfang
Creature - Spirit
Haste
At the beginning of the end step, return Glitterfang to its owner's hand.
1 /
1
{B}
Gnat Miser
Creature - Rat Shaman
Each opponent's maximum hand size is reduced by one.
1 /
1
--
Gods' Eye, Gate to the Reikai
Legendary Land
{T}: Add {C}.
When Gods' Eye, Gate to the Reikai is put into a graveyard from the battlefield, create a 1/1 colorless Spirit creature token.
{2}{W}
Heart of Light
Enchantment - Aura
Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)
Prevent all damage that would be dealt to and dealt by enchanted creature.
{U}{U}
Ideas Unbound
Sorcery - Arcane
Draw three cards. Discard three cards at the beginning of the next end step.
{3}{W}{W}
Innocence Kami
Creature - Spirit
{W}, {T}: Tap target creature.
Whenever you cast a Spirit or Arcane spell, untap Innocence Kami.
2 /
3
{3}{R}
Ire of Kaminari
Instant - Arcane
Ire of Kaminari deals damage to any target equal to the number of Arcane cards in your graveyard.
{4}{W}
Kami of Tattered Shoji
Creature - Spirit
Whenever you cast a Spirit or Arcane spell, Kami of Tattered Shoji gains flying until end of turn.
2 /
5
{3}{W}
Kitsune Mystic
Creature - Fox Wizard
At the beginning of the end step, if Kitsune Mystic is enchanted by two or more Auras, flip it.
2 /
3
--
Autumn-Tail, Kitsune Sage
Legendary Creature - Fox Wizard
{1}: Attach target Aura attached to a creature to another creature.
2 /
3
{2}{W}
Kitsune Palliator
Creature - Fox Cleric
{T}: Prevent the next 1 damage that would be dealt to each creature and each player this turn.
0 /
2
{2}{R}
Kumano's Blessing
Enchantment - Aura
Flash
Enchant creature
If a creature dealt damage by enchanted creature this turn would die, exile it instead.
{4}{R}
Kumano's Pupils
Creature - Human Shaman
If a creature dealt damage by Kumano's Pupils this turn would die, exile it instead.
3 /
3
{3}{R}{R}
Kumano, Master Yamabushi
Legendary Creature - Human Shaman
{1}{R}: Kumano, Master Yamabushi deals 1 damage to any target.
If a creature dealt damage by Kumano this turn would die, exile it instead.
4 /
4
{3}{W}
Mothrider Samurai
Creature - Human Samurai
Flying
Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
2 /
2
{2}{U}
Murmurs from Beyond
Instant - Arcane
Reveal the top three cards of your library. An opponent chooses one of them. Put that card into your graveyard and the rest into your hand.
{3}
Neko-Te
Artifact - Equipment
Whenever equipped creature deals damage to a creature, tap that creature. That creature doesn't untap during its controller's untap step for as long as Neko-Te remains on the battlefield.
Whenever equipped creature deals damage to a player, that player loses 1 life.
Equip {2}
{3}{R}{R}
Ore Gorger
Creature - Spirit
Whenever you cast a Spirit or Arcane spell, you may destroy target nonbasic land.
3 /
1
{1}{U}
Peer Through Depths
Instant - Arcane
Look at the top five cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
{1}{U}
Phantom Wings
Enchantment - Aura
Enchant creature
Enchanted creature has flying.
Sacrifice Phantom Wings: Return enchanted creature to its owner's hand.
{2}{W}{W}
Presence of the Wise
Sorcery
You gain 2 life for each card in your hand.
{W}
Quiet Purity
Instant - Arcane
Destroy target enchantment.
{2}{B}
Rend Flesh
Instant - Arcane
Destroy target non-Spirit creature.
{5}{R}
Ronin Cavekeeper
Creature - Human Samurai
Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)
4 /
3
{3}{B}
Sink into Takenuma
Sorcery - Arcane
Sweep -- Return any number of Swamps you control to their owner's hand. Target player discards a card for each Swamp returned this way.
{4}{R}
Sokenzan Bruiser
Creature - Ogre Warrior
Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)
3 /
3
{1}{B}
Soulless Revival
Instant - Arcane
Return target creature card from your graveyard to your hand.
Splice onto Arcane {1}{B} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
{3}{R}
Spiraling Embers
Sorcery - Arcane
Spiraling Embers deals damage to any target equal to the number of cards in your hand.
{W}
Spiritual Visit
Instant - Arcane
Create a 1/1 colorless Spirit creature token.
Splice onto Arcane {W} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
{3}{W}
Takeno's Cavalry
Creature - Human Samurai Archer
Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
{T}: Takeno's Cavalry deals 1 damage to target attacking or blocking Spirit.
1 /
1
{1}{W}
Tallowisp
Creature - Spirit
Whenever you cast a Spirit or Arcane spell, you may search your library for an Aura card with enchant creature, reveal it, put it into your hand, then shuffle.
1 /
3
--
Tendo Ice Bridge
Land
Tendo Ice Bridge enters the battlefield with a charge counter on it.
{T}: Add {C}.
{T}, Remove a charge counter from Tendo Ice Bridge: Add one mana of any color.
{3}{W}
Terashi's Cry
Sorcery - Arcane
Tap up to three target creatures.
{2}{U}
Toils of Night and Day
Instant - Arcane
You may tap or untap target permanent, then you may tap or untap another target permanent.
{2}{R}
Unearthly Blizzard
Sorcery - Arcane
Up to three target creatures can't block this turn.
{W}
Vigilance
Enchantment - Aura
Enchant creature
Enchanted creature has vigilance. (Attacking doesn't cause it to tap.)
{2}{W}
Waxmane Baku
Creature - Spirit
Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Waxmane Baku.
{1}, Remove X ki counters from Waxmane Baku: Tap X target creatures.