Equipped creature gets +1/+1.
Ninjutsu abilities you activate cost {1} less to activate.
Whenever a Ninja creature you control enters, you may attach Arushi to that creature.
Equip {1}

Flying
Flow — {3}{U}: Target player mills three cards.

Choose target creature you control. When that creature leaves the battlefield this turn, choose one —
• Create a token that's a copy of it.
• Search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle.

When this creature enters, each player may cache the top card of their library face down.
{3}{G}: This creature gets +3/+3 until end of turn. Activate only once each turn.

When this creature enters, create a 4/4 colorless Vehicle artifact token named Hardsuit with crew 3.
Artifact tokens and enchantment tokens you control have exalted.

Trample
Whenever Aurore enters or attacks, surveil 3, then return all land cards from your graveyard to the battlefield tapped.

When this enchantment enters, if it was cast, return target creature card from your graveyard to the battlefield.
At the beginning of your upkeep, exile up to one target creature you control, then return that card to the battlefield under its owner's control.

When this creature enters, reveal cards from the top of your library until you reveal a land card. Put that card into your hand and the rest into your graveyard.

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast creature spells with level up or pay level up costs.
{X}, {T}: This land becomes a copy of target creature you control with level up and mana value X.

Create a token that's a copy of target creature you control, except it has base power and toughness X/X, where X is the number of Islands you control plus the number of cards with a cycling ability in your graveyard.
Islandcycling {2}

Choose one or more —
• Exile each artifact with mana value X or less.
• Exile each creature with mana value X or less.
• Exile each enchantment with mana value X or less.

Whenever one or more cards are put into exile from graveyards and/or the battlefield during your turn, create a 1/1 blue Bird creature token with flying.

[+1]: Draw a card for each different mana value among spells you've cast this turn.
[–X]: Exile target nonland, nontoken permanent with mana value X or less. You create a colorless Saga enchantment token with time loop and “r3— You may cast a copy of the exiled card without paying its mana cost.”
[–8]: You take an extra turn after this one, and each opponent takes an extra turn after the last extra turn. You gain control of each opponent during that player's next turn.

Whenever this Subroutine runs, you draw three cards and you lose 3 life.

When this Subroutine enters, you create two 1/1 black Jellyfish enchantment creature tokens with flying, draw two cards, and gain 2 life.
Whenever this Subroutine leaves the battlefield or runs, you sacrifice a creature, discard a card, and lose 1 life.

Corrupt — When this Subroutine enters, if you control a permanent with greater mana value, it runs.
Whenever this Subroutine runs, create two 1/1 white Citizen creature tokens. They gain haste until end of turn.

Level up {3}{B}
[level 1-3] Menace
[level 4+] Menace

Put a +1/+1 counter on each creature you control.
Cycling {1}{G}
When you cycle this card, put a +1/+1 counter on target creature you control.

Put target nonland permanent on the bottom of its owner's library. You gain 3 life.
Cycling {W/U}

Flying
Whenever you cast a noncreature spell, put a +1/+1 counter on this creature.

Exalted, exalted
When this artifact enters, if it was cast, exile target nonland permanent an opponent controls.

Revered
Trample

{R}, {T}: Target creature gets +1/+0 and gains menace and haste until end of turn. Activate only as a sorcery.
{6}{R}{R}, {T}: Creatures you control get +1/+0 and gain menace and haste until end of turn. Activate only as a sorcery.

Exalted
{1}{W}, {T}: Tap target creature.

Haste
When this creature enters, put a +1/+1 counter on target creature you control.