mtg.wtf

Whenever a creature you control attacks alone, investigate.

Whenever Agent Maria Hill becomes tapped to pay a teamwork cost, put a +1/+1 counter on her and draw a card.

Prowess

Vigilance
{T}: Put a +1/+1 counter on each other Hero you control.

Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.

Flash
Heroes you control get +2/+2.
At the beginning of each end step, if you attacked with a Hero this turn or a Hero entered the battlefield under your control this turn, draw a card.

Create two 3/2 white Hero creature tokens with vigilance.
Basic landcycling {2}

Lifelink
Power-up — {4}{W}: Put two +1/+1 counters on this creature.

First strike
Captain America enters with a shield counter on him.
As long as Captain America has a shield counter on him, you and other Heroes you control have hexproof.

Flying, first strike, ward {1}
Whenever Captain America attacks, each other Hero you control gets +X/+X until end of turn, where X is Captain America's toughness.

Flash
Flying, lifelink
Power-up — {5}{W}{W}: Put a +1/+1 counter and an indestructible counter on Captain Marvel.

Flying, vigilance
Cosmic Awareness — As long as an opponent has cast a spell this turn, you may cast spells as though they had flash.

Whenever you cast a spell that targets a creature you control, put a +1/+1 counter on Colleen Wing. Scry 1.

{T}: Target creature you control that's attacking alone gets +1/+0 until end of turn. You gain 1 life.

Teamwork 2
Helicarrier Strike deals 2 damage to target attacking or blocking creature. If this spell was cast using teamwork, it deals 4 damage to that creature instead.

When this creature enters, draw a card. If you control another Hero, you gain 2 life.

Lifelink
Whenever you put one or more +1/+1 counters on one or more other Heroes you control, you may create a 0/4 colorless Wall creature token with defender.

Your opponents can't cast spells during your turn.
{3}{G}{W}{W}: Transform Jennifer Walters. Activate only as a sorcery.

Reach, trample
Your opponents can't cast spells during your turn.
Whenever a creature you control is dealt damage, you may have The Sensational She-Hulk deal that much damage to any target. Do this only once each turn.

Flying, vigilance
Prowess

Unbreakable Skin — Whenever Luke Cage attacks alone, he gets +2/+0 and gains indestructible until end of turn.

Indestructible
{T}: Add {W}.
{5}{W}, {T}: Harness The Mind Stone.
∞ — At the beginning of your end step, exile up to one other target nonland permanent you control, then return that card to the battlefield under its owner's control.

Double strike
Whenever you cast a spell that targets a creature you control, put a +1/+1 counter on Mockingbird.

Flying, prowess
{2}{R}{W}{W}: Transform Monica Rambeau. Activate only as a sorcery.

Flying, hexproof, prowess
Whenever you cast a noncreature spell, put a +1/+1 counter on each other creature you control.