msem-instigator

{T}: Add one mana of any type that a land an opponent controls could produce.

Whenever you cast a Pirate spell, create a 1/1 blue and red Pirate creature token with haste.

Haste
Whenever two or more creatures you control deal combat damage to a player, tap those creatures, then gain control of target creature you don't control until end of turn. Untap that creature. It gains haste until end of turn. After this phase, there's an additional combat phase.

As long as it's your turn, Otto is an Otter Soldier creature with indestructible and “This creature's power and toughness are each equal to twice the number of creatures you control.”
[+1]: Create a 2/2 green and white Otter Soldier creature token.
[–8]: Draw cards equal to the greatest power among creatures you control, then you gain life equal to the greatest toughness among creatures you control.

Adjudicate, then Admonish the Unruly deals damage to target creature equal to the number of Auras you control. (Create a white Aura enchantment token with enchant creature and “Sacrifice this token: Untap enchanted creature” attached to target creature.)

Reach
{T}: Adorned Flamebinder deals 1 damage to any target. Activate only if Adorned Flamebinder is embattled. (A creature is embattled if it has a counter on it or a permanent you control attached to it.)

Flying, haste
Whenever Adoroth, the Baneful attacks, forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)
{1}{R}{R}: Adoroth, the Baneful deals 4 damage to any target. Activate only if you have no cards in hand.

Each spell you cast with flash or haste costs {1} less to cast.
Each creature you control with flash or haste gets +1/+0.

Advanced Powercell enters the battlefield tapped.
{T}: Add one mana of any color.

As an additional cost to cast this spell, discard a card.
Advent from Above deals 3 damage to any target. Exile the top two cards of your library. You may play those cards during any turn you attacked with an artifact creature.

Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. If you didn't put a card into your hand this way, draw a card.

{2}, Sacrifice Adventurer's Amulet: Search your library for a basic land or Satrapy card, reveal it, put it into your hand, then shuffle.

Look at the top eight cards of your library. Put up to two creature cards with mana value 5 or less from among them onto the battlefield under your control. Put the rest on the bottom of your library in a random order.
Menagerie — If there are five or more creature types among creatures you control, if an ability of a permanent you control is triggered this turn, that ability triggers an additional time.

As long as you control four or more differently named lands, creatures you control get +1/+1.
As long as you control a land named Far-Off Lands, creatures you control get +1/+1.

Look at the top three cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

First strike
Whenever a player loses life, creatures you control get +1/+0 until end of turn.

Vigilance, reach
As a noncreature spell resolves, exile it instead of putting it anywhere else.

Aeren Hellfire deals 4 damage to any target.
You may draw a card. If you do, discard a card.

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.)
You may play the top card of the archived library.
You can't play cards from your hand.

When Aerie Bell-Warden enters the battlefield, if it's in a pack, you gain 5 life. (Two or more creatures you control with equal power are in a pack.)

Enchant creature
When Aerie Watch enters the battlefield, draw a card.
Enchanted creature gets +1/+1 and has reach.

Flying
Whenever Aether Crosser attacks, you may aetherize another target tapped creature you control. (To aetherize, create a token that's a copy of it, then exile that token.)
Crew 1

{T}, Sacrifice Aether Gateway: Create a tapped Plains token, Island token, Swamp token, Mountain token, or Forest token.

Vision (Whenever this or another creature enters the battlefield under your control, reveal the top card of your library. Then you may put that card into your graveyard.)
Whenever Aether Recoverer envisions a creature card, return target noncreature card from your graveyard to your hand.

If a creature dealt damage by equipped creature this turn would die, exile that card and draw a card instead.
Equip {1}