Haste
Mountaincycling {2}

Equipped creature gets +1/+0.
Whenever equipped creature deals combat damage to a player, put a stun counter on target permanent they control.
Equip {2}

Flash
When Sanctum of the Two Truths enters, draw two cards.
Spellcharge 4

First strike
No more than one creature can attack each combat.
No more than one creature can block each combat.

Enchant land
Enchanted land has “{T}: Add one mana of any color.”

Codename: Bumblebee enters with a +1/+1 counter and a flying counter on it.
At the beginning of your upkeep, you may move a counter from Codename: Bumblebee onto another creature.

Enchant creature
Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Ephara.
When you sacrifice Ordeal of Ephara, return up to two target nonland permanents to their owner's hand.

Menace
Surface {3}{B}{B}

Vigilance
Whenever a Subroutine you control runs, this creature gets +1/+0 until end of turn and can't be blocked this turn.

Flying
Islandcycling {2}

When this creature enters, mill two cards.
{2}{B/G}{B/G}, Exile this card from your graveyard: Return target creature or enchantment card from your graveyard to your hand.

This land enters tapped.
{2}{B}{R}, {T}: Surveil 1.

Barren Ashlands enters tapped.
{T}: Add {B} or {R}.
{5}{B/R}: Barren Ashlands becomes a 3/3 black and red Lizard creature with first strike until end of turn. It's still a land. This ability costs {X} less to activate, where X is your devotion to black and red. Activate only once each turn.

Whenever you cast an instant or sorcery spell, put a counter on Gi-Gecha, Tide of Victory from among flying, vigilance, trample, and +1/+1 that it doesn't have on it.
As long as Gi-Gecha has four or more counters on it, it has hexproof and is an artifact creature.
Crew 3

Lifelink
Spells you cast and abilities you activate that target creatures you control cost {2} less. This effect can't reduce the mana in that cost to less than one mana.

When The Smoking Strand enters, you may search your library for a planeswalker card, reveal it, put it into your hand, then shuffle.
Planeswalkers you control have “+1: Draw a card.”

{U}{R}{W}: Creatures you control get +1/+1 until end of turn.

This spell costs {2} less to cast if a Subroutine ran under your control this turn.
When this creature dies, cache the top card of your library face down.

Flying
Approval — When Judge, Jury, and Executioner enters, exile up to one target creature with mana value less than or equal to the number of colors among permanents you control.

Miasmic Cove enters tapped.
{T}: Add {B} or {G}.
{4}{B/G}: Miasmic Cove becomes a 2/3 black and green Snake creature with deathtouch until end of turn. It's still a land. This ability costs {X} less to activate, where X is your devotion to black and green. Activate only once each turn.

As an additional cost to cast this spell, sacrifice any number of creatures, then exile any number of creature cards from your graveyard. This spell costs {2} less to cast for each card or token sacrificed or exiled this way.
Flying

Create X 1/1 white Insect creature tokens with flying.
Flashback—{3}{W}{W}, Tap X untapped creatures you control.

Flying
Whenever you cast a spell that targets a single creature you control, bless that creature.

Stunning Cascade enters tapped.
{T}: Add {U} or {R}.
{2}{U}{R}, {T}, Sacrifice Stunning Cascade: Draw a card.

Enchant creature
When Grasp of the Yeti enters, you may destroy target creature with flying, artifact, or enchantment.
Enchanted creature gets +3/+3.