msem-instigator

At the beginning of your end step, if an opponent lost life this turn, Kogane the Crimson Consort deals 2 damage to each opponent and you gain 2 life.

Whenever one or more cards are put into an opponent's graveyard from their hand or library, Cackling Tormentor deals 2 damage to any target.

Aleud Beastmaster has frenzy X, where X is the number of unblocked attacking creatures you control. (Whenever it attacks and isn't blocked, it gets +X/+0 until end of turn.)

Draw three cards, then discard two cards unless you discard a multicolored card.

Choose two —
• Each opponent sacrifices a creature with mana value 3 or less.
• Each opponent sacrifices an enchantment with mana value 3 or less.
• Exile each opponent's graveyard.
• You gain 3 life.

When Project Head enters, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)
{2}{U}, Exile Project Head: Shuffle your hand and graveyard into your library, then draw seven cards. Activate only if you control seven or more artifacts.

Flying
Whenever Cloudfisher deals combat damage to a creature, gain control of that creature for as long as you control Cloudfisher.
Whenever Cloudfisher deals combat damage to a player, gain control of target land that player controls for as long as you control Cloudfisher.

Vigilance, haste
At the beginning of each player's upkeep, if that player has the lowest life total or is tied for the lowest life total, they gain control of Protector of the Innocent.

{1}{B}: Target creature you control must be blocked this turn if able.
{1}{G}: Target creature you control can't be blocked by more than one creature this turn.

When Over the Horizon enters, scry 1.
{T}: Add {C}.
{1}, {T}: Return Over the Horizon to its owner's hand.

Target player mills four cards.
Inscribed creature has flying.
Inscribe {2}{U} ({2}{U}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

Your opponents play with their hands revealed.
At the beginning of your end step, choose a card name.
You and spells you control can't be targeted by sources your opponents control with a name chosen by Eye of Dismay.
Eye of Dismay has protection from names chosen by it.

You may look at the top card of your library any time.
You may play lands from your graveyard and the top of your library.

Defender
Whenever another player casts an instant or sorcery spell, Devouring Spellroot gets +2/+2 until end of turn.

Target creature gets +2/+2 and gains lifelink until end of turn. Whenever that creature perseveres this turn, target opponent loses 2 life. (A creature perseveres when it survives damage.)

At the beginning of combat on your turn, target creature gets +1/+1 and gains haste until end of turn.

Prowess
Whenever Hethwyr Warcaster or another Wizard you control enters, you may draw a card.

When Undead Banneret enters, if you control a legendary creature, each opponent loses 4 life.

Destroy target creature or planeswalker.
Crystallize. (Put a +1/+1 counter on a creature you control or create a Treasure.)

[+1]: Create a 1/1 red Human creature token with haste.
[–2]: Untap all creatures you control. Until end of turn, they gain “{T}: This creature deals 1 damage to each opponent.”
[–6]: You get an emblem with “Whenever a creature becomes tapped, this emblem deals 2 damage to any target and you gain 2 life.”

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Target creature has base power and toughness 4/4 until end of turn. If you're in a renaissance, untap it and it gains hexproof and indestructible until end of turn.

You may play an additional land on each of your turns.
Whenever a land you control enters, creatures you control get +1/+1 until end of turn.

Look at the top six cards of your library. Put up to two creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order. Then you gain 1 life for each Angel, Demon, Faerie, and/or Spirit you control.

Put a +1/+1 counter on up to one target creature you control. That creature can't be blocked this turn.
Draw a card.

University Archive enters tapped.
When University Archive enters, look at the top card of your library. You may put it into your graveyard.
{T}: Add {U} or {R}.