Put target creature on top of its owner's library. Its controller surveils 1, then you surveil 1.

Abominable Avalanche deals 3 damage divided as you choose among one, two, or three targets.
At the beginning of your end step, if you've spent at least five mana to cast spells this turn, you may exile Abominable Avalanche from your graveyard. If you do, create a 3/3 green Yeti creature token with trample.

Exile all artifacts, creatures, and enchantments. Each player's life total becomes equal to their starting life total.

Gain control of target creature with mana value less than or equal to your devotion to blue.

Target creature you control gets +4/+3 until end of turn.

Target player reveals their hand. You choose a nonland card from it or a card from their graveyard. Exile that card. You lose 1 life.

Create a token that's a copy of target creature you control, except it's a 1/1. When you do, pay for and choose any number.
+{C} — That token becomes a copy of a different target creature.
+{W} — You gain life equal to the number of creatures you control.
+{B} — Each player sacrifices a creature.

Look at the top three cards of your library. Put one into your hand and the rest into your graveyard.
Flashback—{B}, Discard a card.

Enchant creature
Enchanted creature gets +2/+0 and has “Attacking creatures you control get +1/+0.”
Wander {2}{R}

{T}: Add {C}.
Whenever a creature you control entering the battlefield causes an ability of that creature to trigger, you may sacrifice Alranta, the Lofty Capital. If you do, return that creature to its owner's hand.

As an additional cost to cast this spell, tap four untapped artifacts and/or lands you control.
{T}: Each opponent loses 1 life and you gain 1 life.
Tap four untapped artifacts and/or lands you control: Untap Altar of Chrome.

Choose one —
• Tap target creature.
• Target creature can't be blocked this turn.
Surface {2}{U}

Enchant creature
Enchanted creature gets +3/+3 and has reach.

Archaic Obelisk enters with a charge counter on it.
{T}: Mill two cards, then you may remove a charge counter from Archaic Obelisk. If you do, return a card milled this way to your hand.

At the beginning of your upkeep, exile the top card of your library.
You may play cards exiled with Aristocracy as long as you've sacrificed a nonland permanent this turn.

Target creature gets -3/-3 until end of turn. When that creature dies this turn, create a 1/1 colorless Cyborg artifact creature token.

Spells you cast from anywhere other than your hand can't be countered.
{1}{G/U}, {T}: Put a +1/+1 counter on target creature that doesn't have a +1/+1 counter on it. Activate only as a sorcery.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. If that card doesn't share a name with any lands you control, you gain 2 life.

When Ascend to Power enters, you may sacrifice a creature, discard a card, or pay 3 life. If you do, draw two cards.
You've sacrificed a nonland permanent this turn.
You've discarded a card this turn.
You've lost life this turn.

Equipped creature gets +2/+0 and has reach.
Whenever a creature you control enters, if it wandered, you may attach Aspirant's Hookrope to it.
Equip {2}

Create a tapped 2/1 red Human Warrior creature token.
Flashback {2}{R}

Target creature gets +2/+0 until end of turn and must be blocked this turn if able.

Creatures you control get +1/+1 until end of turn.
Put a +1/+1 counter on each artifact creature you control.

Choose a creature type. Put a +1/+1 counter on each creature you control of the chosen type.
If you control two or more creatures that share a name, draw a card.

Choose any number —
• Each player sacrifices an enchantment.
• Each player sacrifices an artifact.
• Each player sacrifices a creature.