Nighthawk, Dark Defender

Flying
Whenever Nighthawk or another Hero you control enters, target creature gets +1/+1 until end of turn.

Sturdy Shield

Origin of Captain America

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Put a +1/+1 counter on target creature you control. It gains first strike and vigilance until end of turn.
II — Create a colorless Equipment artifact token named Sturdy Shield with "Equipped creature gets +1/+2" and equip {2}.
III — Tap up to one target creature and put a stun counter on it.

Photon, Lady of Light

Flying
Whenever Photon attacks, exile up to one other target creature you control, then return that card to the battlefield under its owner's control.

Quantum Entanglement

Flash
When this enchantment enters and at the beginning of your end step, you may pay {1}{W}. When you do, exile target creature you control, then return that card to the battlefield under its owner's control.

Secure Detention

Soldier

Enchant artifact or creature
When this Aura enters, create a 1/1 white Soldier creature token.
Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Strategic Intervention

Whenever a creature you control attacks alone, it gets +1/+1 until end of turn. Tap up to one target creature defending player controls.

Stilt-Man, Towering Terror

Reach
Whenever one or more Villains you control deal combat damage to a player, gain control of target noncreature, nonland permanent that player controls until the end of your next turn. It gains "This permanent can't be sacrificed" until the end of your next turn.

Stunning Shot

Put two +1/+1 counters on up to one target creature you control. Tap up to one target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Ultimate Alliance

Ultimate Alliance deals damage equal to the number of creatures you control to target creature.

Vault Guardsman

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
When this creature enters, exile target artifact or creature an opponent controls until this creature leaves the battlefield.

Wakandan Shield Guard

When this creature enters, create a 1/1 white Soldier creature token.

Wall

Wall Off

This spell costs {1} less to cast for each creature your opponents control.
Create a 0/4 colorless Wall creature token with defender. You gain 4 life.

Zarda, the Power Princess

Flying
Other Heroes you control have exalted. (Whenever a creature you control attacks alone, it gets +1/+1 until end of turn for each instance of exalted among permanents you control.)

Atlantean Skirmisher

Whenever this creature attacks, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Collector's Case

When this artifact enters, tap up to one target creature and put two stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)
{3}{U}, {T}: Tap target creature.

Merfolk

Daughter of the Deep

Whenever you draw your second card each turn, create a 1/1 blue Merfolk creature token.
{U}, {T}: Target Merfolk can't be blocked this turn.

Marvel Super Heroes Commander