At the beginning of your upkeep, choose one. If you control twelve or more permanents, choose all instead.
• Create a 1/1 green Citizen creature token.
• Create a Treasure token.
• Create a Weapon token.

{T}, Sacrifice Redeveloped Cityscape: Search your library for a basic land card and put it onto the battlefield tapped. Then you may exile a land card from your hand. If you do, search your library for a basic land card, reveal it, and put it into your hand. Then shuffle.

When Renowned Roughrider enters or leaves the battlefield, create a 1/1 white Human creature token. Then if you control four or more creatures, put a +1/+1 counter on a creature you control.
Wander {4}{W}{W}

Target opponent discards their hand, then draws seven cards. You discard your hand, then exile the top seven cards of that player's library. You may play those cards as long as they remain exiled, and mana of any type can be spent to cast them.

You may cast permanent spells as though they had flash.
During your second main phase, pay {Q} rather than {T} to activate abilities.

When this creature enters, reveal the top ten cards of your library. For each nonland, non-Golem permanent card revealed this way, you may sacrifice a permanent that shares a card type with it. If you do, put that permanent card onto the battlefield under your control. Put the rest on the bottom of your library in a random order.

Return any number of creature cards with total mana value less than or equal to twice your devotion to black from your graveyard to the battlefield.

Trample
Ruin, the First Shard enters with a +1/+1 counter on it for each mana spent to cast it.

Whenever you discard a nonland card, copy it. You may cast the copy without paying its mana cost.

[+1]: Up to one target nonland permanent gets -1/-1 and loses all abilities until your next turn.
[0]: Target creature you control gets +2/+2 and gains lifelink until your next turn.
[–1]: Each player discards a card. Then you may pay 2 life. If you do, draw a card.
[–3]: You and target opponent's life totals each become equal to half your combined life totals, rounded down.

Whenever you cast an instant or sorcery spell, choose one that hasn't been chosen this turn —
• Create a 1/1 colorless Construct artifact creature token.
• Discard a card, then draw a card.
• Add one mana of any type.

Whenever one or more creatures you control deal combat damage to a player, you may draw that many cards. If you do, discard a card.
Exile two creature cards from your graveyard: Scrapyard Mecha becomes an artifact creature until end of turn. Activate only as a sorcery.
Crew 2

You may remove +1/+1 counters from creatures you control as though they were loyalty counters on Severin, Sparkmind to pay its loyalty costs.
[0]: Create a 0/0 colorless Robot artifact creature token with two +1/+1 counters on it.
[–2]: You may tap or untap each of up to three target permanents.
[–7]: If it isn't an extra turn, take an extra turn after this one.

Solidarity
You may look at the top card of your library any time.
You may cast creature spells that have a creature type no creature you control does from the top of your library.

Flash
Whenever one or more counters are put on another creature you control, you may put a +1/+1 counter on Shiori.
{2}: Change a target of target spell to a creature or enchantment you control with one or more counters on it.

Creatures your opponents control get -1/-0.
Whenever this creature attacks, defending player mills a number of cards equal to 0 minus its power.
At the beginning of your end step, gain control of target creature with power 0 or less.

Whenever a permanent you control enters, you may put a living counter on it.
Permanents with living counters on them are 2/2 artifact creatures in addition to their other types.

Whenever Skotha enters or attacks, each opponent discards a card. Then you may return a permanent card with mana value 3 or less from your graveyard to the battlefield.
{B}{B}{G}{G}: Return Skotha from your graveyard to the battlefield, then put it on the bottom of its owner's library. Activate only as a sorcery.

Flying
Nonland permanents you control have phasing.
Whenever Spacetime Seraph phases out, until your next turn, your life total can't change and you have protection from everything.

When this enchantment enters, it deals X damage to each creature.
Whenever one or more creatures your opponents control die, you create a Treasure token. This ability triggers only once each turn.

Reach
Whenever Star-Studded Sagittaur deals combat damage to a player, you may bless target land.

This spell costs {1} less to cast for each differently named land you control.
Stella's Journal enters with X page counters on it.
At the beginning of your end step, if you have fewer cards in hand than the number of page counters on Stella's Journal, draw cards equal to the difference.

Haste
When Summoning Swords enters, search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.
Spellcharge 7

When Survivors of the New World enters, if it isn't a token, create two tokens that are copies of it.
When Survivors of the New World dies, reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

When Sustainable Investments enters, create a Treasure token.
Treasures you control have “{T}: Add one mana of any color.”