At the beginning of your upkeep, you may exile target multicolored card from your graveyard. You may cast a copy of it this turn.

When Harvesting Blade enters, target opponent exiles two cards from their hand.
Equipped creature gets +2/+1 and has “When this creature dies, you may cast a card exiled with Harvesting Blade with equal or lesser mana value without paying its mana cost.”
Equip {3}

Flash
When Hazard Blade enters, destroy target creature an opponent controls that was dealt damage this turn.
Equipped creature get +4/+0.
Equip {5}

{T}, Sacrifice a creature: Until the end of your next turn, if you would lose unspent mana, that mana becomes colorless instead.
{2}: Add one mana of any color.

Ward {2}
Whenever this creature attacks, destroy up to one target nonland permanent.

{2}, Sacrifice Helm of the Shattered Realm: Destroy target artifact or enchantment. Activate only as a sorcery.
Equipped creature gets +1/+1 and has ward {2}.
Equip {1}

Defender
When Herald of Awakening enters, draw a card. Then discard a card unless you control a Ruin.
Whenever a Ruin you control becomes spellcharged, Herald of Awakening loses defender until end of turn.

At the beginning of your end step, if you cast no spells this turn, surveil 1.
Spellcharge 6

Amity — Whenever you attack with Higana and exactly one other creature, create a 3/3 green, blue, and red Dragon creature token. If the other attacking creature was a Dragon, the token has flying. If it also had flying, the token has vigilance. If it also had vigilance, the token has double strike.
{1}{W}: Create Shigana, a legendary 2/2 white Beast creature token with haste.

When High Senator Talpa enters, choose target opponent. If you control fewer creatures than that player, create a number of 1/1 colorless Soldier creature tokens equal to the difference. If you have fewer cards in hand than that player, draw cards equal to the difference.

When Hoenn Champion enters, create a creature token for each of the following characteristics.
• 3/3 white and black Bird with flying, vigilance, and haste.
• 2/4 red Bird Warrior with double strike, vigilance, and haste.
No more than two creatures can attack each combat. No more than two creatures can block each combat.

Holo-Map enters with two charge counters on it.
{1}, {T}, Remove a charge counter from Holo-Map: Target creature can't be blocked this turn. Scry 2.

{4}, {T}, Sacrifice this artifact: It deals 100 damage to target creature an opponent controls. Activate only as a sorcery.

Flying
Whenever Hyomon deals combat damage to a player, you may create a token that's a copy of target token you control that entered this turn.

Favored
Whenever Iara, Blessed-Hart attacks, Iara and another target attacking creature gain double strike until end of turn.

Flash
You may cast creature spells as though they have flash.
{G}{U}: Ikurimoko's Presence becomes a 3/2 Dragon creature with flying in addition to its other types.

Opponents can't cast more than one spell each turn.
[+1]: Create a 3/1 white Knight creature token with “As long as it's your turn, this creature has indestructible.”
[–X]: Return a permanent card with mana value X from your graveyard to the battlefield.
[–4]: If you controlled a creature as you activated this ability, you may destroy all creatures. You may do the same for artifacts and enchantments.

Whenever Implacable Shrine-Guard attacks, for each color, do the following if your devotion to that color is three or greater.
{W} — Create a 1/1 white Human creature token.
{U} — Draw a card.
{B} — Each opponent loses 2 life.
{R} — Create a Treasure token.
{G} — You gain 3 life.

Imposing Oddity enters with X +1/+1 counters on it.
Whenever Imposing Oddity becomes spellcharged, put a +1/+1 counter on it.
Spellcharge 4
When Imposing Oddity dies, you may put its counters on another target Ruin you control.

Whenever you attack, double target attacking creature's power and toughness until end of turn.

Deathtouch
When this creature transforms into Iris Flayer, target player draws a card and loses 1 life.

Indestructible
As long as your devotion to red and white is less than seven, Iroas isn't a creature.
Whenever you attack, you gain 1 life for each attacking creature. If you gained 5 or more life this way, draw a card.

Trample
Whenever Iron Steambreaker attacks, put a +1/+1 counter on it.

Dragons you control have ward {2} and haste.
[+1]: Iviana deals X damage to up to one target creature or planeswalker, where X is 2 plus twice the number of Dragons you control.
[–2]: You may reveal a Dragon card you own from outside the game and put it into your hand. Create two Treasure tokens.

Trample
Whenever Iwai and Oda or another permanent you control leaves the battlefield, Iwai and Oda deals 2 damage to any target and you gain 2 life.