Keyword: Hexproof

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you’re done activating mana abilities pays for .)
Hexproof (This creature can’t be the target of spells or abilities your opponents control.)

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)
Whenever a creature dies, put a +1/+1 counter on Lumberknot.

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)
Silhana Ledgewalker can’t be blocked except by creatures with flying.

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)
Zuo Ci, the Mocking Sage can’t be blocked by creatures with horsemanship.

Flying
Hexproof (This creature can’t be the target of spells or abilities your opponents control.)

, Discard a card: Transform Elusive Tormentor.

: Mill a card.
Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform Autumnal Gloom.

, Discard a card: Transform Elusive Tormentor.

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)
Whenever Geist of Saint Traft attacks, create a 4/4 white Angel creature token with flying that’s tapped and attacking. Exile that token at end of combat.

This spell can’t be countered.
Flying, hexproof
Instant and sorcery spells you control can’t be countered.

Hexproof
At the beginning of your upkeep, you may reveal your hand. If you do, you win the game if you own a card named Hedron Alignment in exile, in your hand, in your graveyard, and on the battlefield.
: Scry 1.

This spell can’t be countered.
Flying, hexproof
Instant and sorcery spells you control can’t be countered.

Hexproof
At the beginning of your upkeep, you may reveal your hand. If you do, you win the game if you own a card named Hedron Alignment in exile, in your hand, in your graveyard, and on the battlefield.
: Scry 1.

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)
Whenever Lone Revenant deals combat damage to a player, if you control no other creatures, look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Trample
Hexproof (This creature can’t be the target of spells or abilities your opponents control.)

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)

Flying, hexproof
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Belltoll Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.

Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.

Hexproof (This creature can’t be the target of spells or abilities your opponents control.)

Hexproof
As long as Siege Behemoth is attacking, for each creature you control, you may have that creature assign its combat damage as though it weren’t blocked.

Hexproof
Lieutenant — As long as you control your commander, Stormsurge Kraken gets +2/+2 and has “Whenever Stormsurge Kraken becomes blocked, you may draw two cards.”

Hexproof
Drove of Elves’s power and toughness are each equal to the number of green permanents you control.

First strike, hexproof
Whenever Narset, Enlightened Master attacks, exile the top four cards of your library. Until end of turn, you may cast noncreature spells from among those cards without paying their mana costs.

Trample, hexproof
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)