Keyword: First strike

First strike
You may look at the top card of your library any time.
As long as an opponent controls more lands than you, you may play lands from the top of your library. (You can play a land this way only if you have an available land play remaining.)

First strike
When Knight of the White Orchid enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle your library.

First strike
Noncreature spells cost more to cast.

First strike
Noncreature spells cost more to cast.

First strike
Noncreature spells cost more to cast.

First strike
Noncreature spells cost more to cast.

First strike
Noncreature spells cost more to cast.

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.

First strike (This creature deals combat damage before creatures without first strike.)
Protection from black (This creature can’t be blocked, targeted, dealt damage, or enchanted by anything black.)

Flying, first strike, trample
Once each turn, while you’re searching your library, you may pay , reveal Infernal Spawn of Infernal Spawn of Evil from your library and say “I’m coming, too!” If you do, Infernal Spawn of Infernal Spawn of Evil deals 2 damage to a player of your choice.

First strike
, Do the Hokey Pokey: Prevent all damage a source of your choice would deal to Knight of the Hokey Pokey this turn. (To do the Hokey Pokey, choose an arm, a leg, or your whole self and put it in. Put it out. Put it in. Shake it all about. You do the Hokey Pokey! Turn yourself around.)

Flying, first strike
, Reveal Infernal Spawn of Evil from your hand, Say “It’s coming!”: Infernal Spawn of Evil deals 1 damage to target opponent or planeswalker. Activate this ability only during your upkeep and only once each turn.

Flying, first strike, trample, haste
This spell costs less to cast for each card you’ve revealed this turn.
When Infernius Spawnington III, Esq. enters the battlefield, you may say “I’m here.” If you do, it deals 3 damage to target player.

First strike
Loyalty abilities of planeswalkers your opponents control cost more to activate.

First strike
Loyalty abilities of planeswalkers your opponents control cost more to activate.

First strike
Loyalty abilities of planeswalkers your opponents control cost more to activate.

First strike
Loyalty abilities of planeswalkers your opponents control cost more to activate.

First strike, trample, haste
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

First strike
Whenever Mirri, Weatherlight Duelist attacks, each opponent can’t block with more than one creature this combat.
As long as Mirri, Weatherlight Duelist is tapped, no more than one creature can attack you each combat.

First strike
Renown 1 (When this creature deals combat damage to a player, if it isn’t renowned, put a +1/+1 counter on it and it becomes renowned.)
Whenever Consul’s Lieutenant attacks, if it’s renowned, other attacking creatures you control get +1/+1 until end of turn.

First strike
If a source would deal damage to an opponent, it deals double that damage to that player instead.

All Hounds are Dogs. (We’ll errata this to be true.)
First strike, lifelink
Underdog — If you’ve lost a game this match, Ruff, Underdog Champ and other Dogs you control get +1/+1.

First strike
Landfall — Whenever a land enters the battlefield under your control, Ondu Greathorn gets +2/+2 until end of turn.

First strike (This creature deals combat damage before creatures without first strike.)
Renown 1 (When this creature deals combat damage to a player, if it isn’t renowned, put a +1/+1 counter on it and it becomes renowned.)

First strike
: Until end of turn, Dragonsoul Knight becomes a Dragon, gets +5/+3, and gains flying and trample.