Each player may shuffle their hand and graveyard into their library. Each player who does draws seven cards. Exile Step Between Worlds.
Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

At the beginning of combat on your turn, if you control three or more creatures, this creature gets +1/+1 until end of turn and you gain 1 life.

This spell costs less to cast for each land card in your graveyard.
Flying, haste

, Sacrifice a creature: Target creature gets -1/-1 until end of turn.

This creature enters tapped.

You may reveal an Eldrazi card you own from outside the game or choose a face-up Eldrazi card you own in exile. Put that card into your hand.

When this creature enters, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

(: Add .)

Ward
At the beginning of each combat, other Clues you control become 6/6 Plant creatures in addition to their other types until end of turn.
, Sacrifice this creature: Draw a card.

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls.
Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

(: Add .)

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)
Destroy target creature or planeswalker.

, : Tap target creature.
Corrupted — , : Tap target creature. Activate only if an opponent has three or more poison counters.

Whenever you roll a 5 or higher on a die, this creature gets +X/+X until end of turn, where X is the result.
: Roll a six-sided die.

Whenever The Boulder attacks, earthbend X, where X is the number of creatures you control with power 4 or greater. (Target land you control becomes a 0/0 creature with haste that's still a land. Put X +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

This spell costs less to cast if you control a Villain.
Destroy target creature. You gain 2 life.

When this creature enters, gain control of target artifact for as long as you control this creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Search your library for a Doctor card, reveal it, put it into your hand, then shuffle.
II — Create a Food token and a 1/1 white Human creature token with "Doctor spells you cast cost less to cast."
III — Create a token that's a copy of target creature, except it's a legendary Alien named Prisoner Zero.