Each player sacrifices a creature.
As long as a creature card or creature token was put into your graveyard from anywhere this turn, Rank and Defile has flashback {2}{B}.

Target creature you control gets +1/+1 until end of turn. Prevent all combat damage that other creatures would deal this turn.

Draw three cards. Then discard a card unless a Subroutine ran under your control this turn.

{T}: Add one mana of any type.
{T}, Sacrifice two permanents named Reactor Sphere: Draw three cards.

Choose one —
• Draw three cards.
• Return up to two target creatures to their owners' hands.

Destroy target artifact or enchantment.
Cycling {2}

Surveil 2. When you do, return up to one target creature card from your graveyard to the battlefield.

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.

Choose one or both —
• Return target creature to its owner's hand.
• Return a creature with the greatest power or tied for the greatest power to its owner's hand.

Choose one —
• Draw two cards.
• Put a +1/+1 counter on target creature, scry 1, then draw a card.

Target creature gets +3/+2 until end of turn. Teach it trample.

Return target artifact or creature card from your graveyard to the battlefield.
Flashback—{3}{B}, Sacrifice a creature.

Whenever Recurring Visions enters or you cast a spell which had its flashback cost paid, surveil 3.

Mill a card. Put a +1/+1 counter on up to one target creature. Exile up to one target card from a graveyard. You gain 1 life.
Flashback {1}{G}

{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.

Reduce to Ore deals 5 damage to target creature. If a Ruin dealt damage this way would die this turn, instead exile it and you create two Treasure tokens.

When this land enters, sacrifice it. If you do, search your library for a basic Forest or Island card, put it onto the battlefield tapped, then shuffle.
{1}{G}{G}{U}{U}, Discard this card: Create two tapped tokens that are copies of target land.

When this land enters, sacrifice it. If you do, search your library for a basic Forest or Plains card, put it onto the battlefield tapped, then shuffle.
{1}{G}{G}{W}{W}, Discard this card: Create three tapped 1/1 white Citizen creature tokens.

You gain X life, then look at the top X cards of your library, where X is the greatest mana value among permanents you control. Reveal up to two creature, enchantment, and/or land cards from among them and put them into your hand. Put the rest on the bottom in a random order.

Target creature you control gets +1/+0 and gains haste until end of turn.
Draw a card.

Creatures you control get +2/+0 until end of turn.
If a nontoken creature you control would die this turn, cache it instead.

Counter target spell with mana value X. If that spell is targeting you or a creature you control, you may choose new targets for it instead.

When Research Grant enters, look at the top three cards of your library. Put one into your hand and the rest into your graveyard.
You've cast two or more spells this turn.
You've drawn two or more cards this turn.

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.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If you control another permanent you don't own, it gets +2/+0 until end of turn.