During your turn, outlaws you control have first strike. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)
Whenever you commit a crime, create a 1/1 red Mercenary creature token with ": Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." This ability triggers only once each turn.

Hybrid animal mayhem

Trample, haste
Skilled Outrider — Whenever this creature deals combat damage to a player, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

, : Choose one —
• Prevent the next X damage that would be dealt to target creature this turn. Spend only white mana on X.
• You gain X life. Spend only white mana on X.

Flying, trample
When Tanazir Quandrix enters, double the number of +1/+1 counters on target creature you control.
Whenever Tanazir Quandrix attacks, you may have the base power and toughness of other creatures you control become equal to Tanazir Quandrix's power and toughness until end of turn.

Formidable — : This creature gets +4/+4 until end of turn. Activate only if creatures you control have total power 8 or greater.

Megamorph
When this creature is turned face up, it deals 1 damage to any target.

: Add or .
: This artifact becomes a 4/4 red and green Dragon artifact creature with flying until end of turn.

Formidable — : Creatures you control gain menace until end of turn. Activate only if creatures you control have total power 8 or greater.

Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.

Choose two —
• Your opponents can't gain life this turn.
• Atarka's Command deals 3 damage to each opponent.
• You may put a land card from your hand onto the battlefield.
• Creatures you control get +1/+1 and gain reach until end of turn.

Land creatures you control have flying.
Whenever a land you control enters, if you control seven or more lands, up to one target land you control becomes a 4/4 Elemental creature with haste. It's still a land.

Flying
, : Draw two cards, then discard a card.
Whenever Atemsis deals damage to an opponent, you may reveal your hand. If cards with at least six different mana values are revealed this way, that player loses the game.

When Tenured Inkcaster enters, put a +1/+1 counter on target creature.
Whenever a creature you control with a +1/+1 counter on it attacks, each opponent loses 1 life and you gain 1 life.

Indestructible
When The One Ring enters, if you cast it, you gain protection from everything until your next turn.
At the beginning of your upkeep, you lose 1 life for each burden counter on The One Ring.
, : Put a burden counter on The One Ring, then draw a card for each burden counter on The One Ring.

When Thornmantle Striker enters, choose one —
• Remove X counters from target permanent, where X is the number of Elves you control.
• Target creature an opponent controls gets -X/-X until end of turn, where X is the number of Elves you control.

Ninjutsu
Flying
When Thousand-Faced Shadow enters from your hand, if it's attacking, create a token that's a copy of another target attacking creature. The token enters tapped and attacking.

As Thran Portal enters, choose a basic land type.
Thran Portal is the chosen type in addition to its other types.
Mana abilities of Thran Portal cost an additional 1 life to activate.

Reach
When Thran Spider enters, you and target opponent each create a tapped Powerstone token.
: 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 a random order.

Indestructible
As long as your devotion to white and black is less than seven, Athreos isn't a creature.
Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.

Indestructible
As long as your devotion to white and black is less than seven, Athreos isn't a creature.
At the beginning of your end step, put a coin counter on another target creature.
Whenever a creature with a coin counter on it dies or is put into exile, return that card to the battlefield under your control.

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, : Create a 0/1 green Egg creature token with defender.
Whenever an Egg you control dies, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

Vigilance
Whenever you draw your second card each turn, put a +1/+1 counter on this creature.

Whenever this creature attacks, it connives.

Draw extra cards to unleash the full potential of your Merfolk.

Teamwork 4
Choose one. If this spell was cast using teamwork, choose both instead.
• Target player creates a 6/5 blue Leviathan creature token with hexproof.
• Return one or two target nonland permanents to their owners' hands.

Reach
Whenever Atlas attacks or blocks, you gain 1 life for each creature you control with power 4 or greater.

Whenever you cast a noncreature spell, put an oil counter on this creature.
Remove an oil counter from this creature: Target creature gains flying until end of turn. Activate only as a sorcery.