msem-instigator

When this permanent transforms into Worthy Vulpine or at the beginning of combat on your turn, creatures you control gain haste and trample until end of turn.

Wraith of the Fens gets +2/+2 as long as you've gained life this turn.

Whenever another enchantment enters the battlefield under your control, you get a glory counter. (You lose glory counters before life. A player with ten or more glory counters wins the game.)

When Wu, the Shackled enters the battlefield, you may have an opponent gain control of it. If you do, draw two cards.
At the beginning of your upkeep, if you don't own Wu, she fights another target creature you control and its owner draws a card.

Choose one —
• Copy target instant, sorcery, or Equipment spell you control. You may choose new targets for the copy.
• Create a token that's a copy of target Equipment you control.

Archive 5 (As this enters the battlefield, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Xirix's Study has all abilities of all Study cards in graveyards except for their archive abilities and instances of this ability.

You may activate loyalty abilities of Xirix, the Usurper during extra turns any time you could cast an instant.
[+1]: Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.
[–2]: Destroy each nonland, non-Xirix permanent with the greatest mana value among non-Xirix permanents on the battlefield.
[–6]: Put target permanent card from a graveyard onto the battlefield under your control.

Whenever Yrodu, the Lotus Ablaze attacks, eight target permanents don't untap during their controller's next untap step.
Whenever Yrodu blocks a creature, destroy that creature at end of combat.

[+1]: Up to one target creature gets +1/+1 and gains first strike until your next turn.
[+1]: Choose a player or planeswalker other than Yuno Moonchaser. Creatures can't attack that player or planeswalker until your next turn.
[0]: Move any number of loyalty counters from Yuno onto target planeswalker.

Double the number of each kind of counter on any number of target permanents.

Archive 2 (As this enters the battlefield, shuffle the top two cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Whenever you draw a card from the archived library, target creature you control gains vigilance and indestructible until end of turn.

Whenever Zana, the Dreamer attacks, you may pay {3}{R}{R}. If you do, for each attacking nontoken creature you control, create a tapped and attacking token that's a copy of it, except the tokens aren't legendary. Exile those tokens at the beginning of the end step.

First strike
Whenever Zankon, Ema's Claws blocks or becomes blocked, put a +1/+1 counter on each creature you control.

[+1]: Each player discards a card at random, then draws a card.
[–2]: Until end of turn, gain control of target nonland permanent and it gains haste. Untap it.
[–6]: You get an emblem with “Whenever a source you control deals damage to an opponent, gain control of target permanent that player controls.”

Archive 5 (As this enters the battlefield, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Once each turn, you may cast the top card of the archived library without paying its mana cost.

Haste
When Zipping Zapper enters the battlefield, target creature gains haste and first strike until end of turn.

Archive 5 (As this enters the battlefield, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Once during each combat phase, you may cast the top card of the archived library as though it had flash.