Day of Destiny

Legendary creatures you control get +2/+2.

Kami of False Hope

Sacrifice this creature: Prevent all combat damage that would be dealt this turn.

First Volley

First Volley deals 1 damage to target creature and 1 damage to that creature's controller.

Flames of the Blood Hand

Flames of the Blood Hand deals 4 damage to target player or planeswalker. The damage can't be prevented. If that player or that planeswalker's controller would gain life this turn, that player gains no life instead.

Frost Ogre

Frostling

Sacrifice this creature: It deals 1 damage to target creature.

Fumiko the Lowblood

Fumiko has bushido X, where X is the number of attacking creatures. (Whenever this creature blocks or becomes blocked, it gets +X/+X until end of turn.)
Creatures your opponents control attack each combat if able.

Genju of the Spires

Enchant Mountain
{2}: Enchanted Mountain becomes a 6/1 red Spirit creature until end of turn. It's still a land.
When enchanted Mountain is put into a graveyard, you may return this card from your graveyard to your hand.

Goblin Cohort

This creature can't attack unless you've cast a creature spell this turn.

Heartless Hidetsugu

{T}: Heartless Hidetsugu deals damage to each player equal to half that player's life total, rounded down.

In the Web of War

Whenever a creature you control enters, it gets +2/+0 and gains haste until end of turn.

Ire of Kaminari

Ire of Kaminari deals damage to any target equal to the number of Arcane cards in your graveyard.

Kami of Tattered Shoji

Whenever you cast a Spirit or Arcane spell, this creature gains flying until end of turn.

Ishi-Ishi, Akki Crackshot

Whenever an opponent casts a Spirit or Arcane spell, Ishi-Ishi deals 2 damage to that player.

Kumano's Blessing

Flash
Enchant creature
If a creature dealt damage by enchanted creature this turn would die, exile it instead.

Mannichi, the Fevered Dream

{1}{R}: Switch each creature's power and toughness until end of turn.

Betrayers of Kamigawa