Annie Wu

Nick Fury, Agent of S.H.I.E.L.D.

Power-up — {W}{U}{B}{R}{G}: Put two +1/+1 counters on Nick Fury, then look at the top seven cards of your library. You may put a Hero, Equipment, or Vehicle card from among them onto the battlefield. If it's a double-faced card, you may transform it. Put the rest on the bottom of your library in a random order. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)

WITH EXTRAORDINARY STRENGTH, THE SUBMARINER GIVES THE UNFORTUNATE SHIP A TERRIFIC SHOVE!

Fierce Guardianship

If you control a commander, you may cast this spell without paying its mana cost.
Counter target noncreature spell.

Undead Hand Ninja

Deathtouch
Whenever one or more creature cards leave your graveyard, each opponent loses 1 life and you gain 1 life.

Tippy-Toe, Terrific Partner

If you would create one or more tokens, instead create those tokens plus an additional Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")
At the beginning of your end step, if you gained life this turn, draw a card.

Hex Magic

Exile all the cards from your hand, then draw that many cards. Until the end of your next turn, you may play cards exiled this way.

Hammerhead, Maggia Boss

Sacrifice another creature or artifact: Put a +1/+1 counter on Hammerhead.

Baxter Building

{T}: Add {C}.
{4}, {T}: Add four mana in any combination of colors.
{4}, {T}: Draw a card. Activate only if you control a creature with toughness 4 or greater.

Madame Hydra

Whenever you cast a Villain spell, create a 2/1 black Villain creature token with menace. (It can't be blocked except by two or more creatures.)

Captain America, Super-Soldier

First strike
Captain America enters with a shield counter on him. (If he would be dealt damage or destroyed, remove a shield counter from him instead.)
As long as Captain America has a shield counter on him, you and other Heroes you control have hexproof.

Captain America's Shield

Indestructible
Equipped creature gets +0/+8 and has vigilance.
Whenever equipped creature attacks, tap target creature defending player controls.
Equip {2}

Baron Strucker, HYDRA Overlord

Villain spells you cast cost {1} less to cast.
Whenever another Villain you control enters, you may have it connive. Do this only once each turn. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.)

Arnim Zola, Bio-Fanatic

{3}, {T}: Create a tapped 2/1 black Villain creature token with menace. Activate only if there are two or more creature cards in your graveyard. (It can't be blocked except by two or more creatures.)