msem-instigator

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
Whenever you cast a spell from anywhere other than your hand, remove a lore counter from The Unhinging Project.
The Unhinging Project deals 2 damage to any target. You gain 2 life.
Discard your hand. Surveil 3.

{2}, {T}: Tap target creature. This ability costs {2} less to activate if you control an enchantment.

Flash
Whenever you cast your second spell each turn, put a +1/+1 counter on Brooding Replacement.

Whenever Scathing Critics deals combat damage to a player or planeswalker, put a +1/+1 counter on it.

Whenever Crescent Crasher attacks, put a +1/+1 counter on target attacking creature with lesser power.

When Overconfident Batter dies, if it's enchanted or you cast a spell that targeted it this turn, you gain 3 life.

When Backstage Broken enters, create a 1/1 colorless Construct Actor creature token.
Whenever a token you control leaves the battlefield, you gain 1 life.

When Thespian's Page enters, return target instant or sorcery card from your graveyard to your hand.

{T}, Pay 1 life: Add one mana of any color.

When Performers of Purpose enters, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Construct Actor creature token.
As long as it's your turn, Performers of Purpose has first strike.

When Marionette Phantom enters, choose one —
• Draw a card.
• Proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)

{T}: Add one mana of any color.
{2}, {T}: Put a lore counter on a Saga you control.

When Collapsing Frame enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.
{2}, Sacrifice Collapsing Frame: Draw a card.

When The Grand Plot enters, search your library for up to three Saga cards with different names with mana value X or less, exile them, then shuffle.
The Grand Plot has all chapter abilities of cards exiled with it.
At the beginning of your upkeep, you may put a lore counter on The Grand Plot. When you do, you may sacrifice it. If you do, draw a card.

{T}: Target player exiles a card from their graveyard.
{2}, Sacrifice Remnant of Past Realities: Exile each opponent's graveyard. Draw a card.

Autumnal Boscage enters tapped unless you control a basic land.
{T}: Add {R} or {G}.

Molten Mire enters tapped unless you control a basic land.
{T}: Add {B} or {R}.

Splendid Scenery enters tapped unless you control a basic land.
{T}: Add {G} or {W}.

Waterfront Market enters tapped unless you control a basic land.
{T}: Add {W} or {U}.

Whispering Canal enters tapped unless you control a basic land.
{T}: Add {U} or {B}.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
{1}, Discard two cards: Unlock Cryptic Fragment. If the revealed card is a basic land card, put it into your hand.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
{1}, Sacrifice two Clues: Unlock Hall of Lost Histories and put the revealed card into your hand.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
When the fourth spell of a turn is cast, you may unlock Mirror Cipher. If the revealed card is an instant or sorcery card, cast it without paying its mana cost and copy it. You may choose new targets for the copy.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
{1}: If you control ten or more nonland permanents, unlock Riddle of Entropy.
As long as the revealed card is a permanent card, each nonland permanent you own is a copy of it.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
{0}: Unlock Tesseract Conjecture. If the revealed card shares a mana value with three or more permanents you control, cast it without paying its mana cost.