The Scarlet Witch

Instant and sorcery spells you cast with mana value 4 or greater cost {X} less to cast, where X is The Scarlet Witch's power.

Daredevil, Man Without Fear

Vigilance, haste
Radar Sense — You may look at the top card of your library any time.
Whenever you attack, you may exile the top card of your library. If that card is a Hero card, Daredevil gets +2/+1 until end of turn. You may play that card this turn.

Plains

Island

Swamp

Mountain

A.I.M. Scientists

When this creature enters, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)
Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Forest

Gilt-Leaf Alchemist

Captain Mar-Vell, Space-Born

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

Patriot, Shield Wielder

{2}, {T}: Another target creature you control gets +2/+0 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Mister Fantastic, Reed Richards

Reach
Whenever one or more tokens you control enter, you may draw a card.

Marvel Super Heroes