msem-instigator

Survivors you control get +2/+2.

(Add a quest counter as this enters. Sacrifice after 3.)
Once each turn, when you cast a creature spell, you may add a quest counter.
1, 2 — Return up to X target creatures you control to their owner's hand, where X is the number of quest counters on Paw Valley Expedition.
3 — Create a 1/2 white Bear Monk creature token with vigilance and a 2/1 white Bear Knight creature token with first strike.

Choose one —
• Target creature gets +3/+0 until end of turn.
• Destroy target artifact.

Whenever equipped creature attacks, exile target nonland permanent until Grab Bag leaves the battlefield.
Whenever equipped creature deals combat damage to a player, put a card exiled with Grab Bag onto the battlefield under your control.
Equip {3}

Soulsmoke Adept gets +1/+0 and has lifelink as long as it's embattled. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

Target permanent you control gains hexproof until end of turn. If that permanent is a creature, it also gets +1/+1 until end of turn.

You gain 5 life and draw a card. Then if you've cast spells named When the Stars Align five times this game, you win the game.
Augmented — If you've spent {W}{U}{B}{R}{G} to cast spells this turn, you may shuffle When the Stars Align into your library.

At the beginning of your upkeep, if six or more cards are in your graveyard, you may transform Scuttling Gnat.

Undine Coven gets +1/+1 for each other Merfolk you control.
Whenever you cast a noncreature spell, Undine Coven deals 1 damage to target player or planeswalker.

(As you complete a condition, decode it. After all are decoded, you solve the mystery and transform it.)
When Mystery of the Dying Herds enters, create a 0/2 white Ox creature token.
A creature you control dies.
You have 4 or more life than your starting life total.

Enchant creature
Enchanted creature can't attack or block.

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Baptism by Fire deals 3 damage to target creature or planeswalker. If you're in a renaissance, Baptism by Fire deals 6 damage to that permanent instead.

You may play an additional land this turn.
Draw a card.

Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on it and draw a card.
Equip {1}

You draw two cards and you lose 2 life.
Reconstruct {3}{B} (You may cast this from your graveyard for its reconstruct cost reduced by the mana value of a permanent you sacrifice as you cast it this way. Then exile this.)

Enchant creature
Enchanted creature gets +1/+0 and has menace. (That creature can't be blocked except by two or more creatures.)

Deathtouch
Vanishing 4 (This creature enters with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Whenever you cast an instant or sorcery spell, each opponent loses 1 life and Beast of Pestilence gets +1/+1 until end of turn.

You gain 7 life. (Then exile this card. You may cast the creature later from exile.)

Prowess
Whenever you cast a noncreature spell, Noxan Pilgrim gains lifelink until end of turn.

Destroy target creature if it has mana value 4 or greater. If Shatter Facade was cast from exile, destroy that creature if it has mana value 3 or less instead.
Orchestrate {B} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

Your opponents can't cast spells or activate abilities that aren't mana abilities this turn.

This spell costs {1}{B} less to cast if it targets a green or white permanent.
Destroy target creature or planeswalker.

When Everything Is Going Great enters, create a 4/4 Elemental creature token that's all colors.
At the beginning of your end step, exile up to one other target nonland permanent you control, then return it to the battlefield under your control.

Each player discards their hand. Draw up to two hands of seven cards. Shuffle all but one of your hands into your library. Each other player draws seven cards.