
Eddie Brock | Legendary Creature | Human Hero Villain | When Eddie Brock enters, return target creature card with mana value 1 or less from your graveyard to the battlefield.
{3}{B}{R}{G}: Transform Eddie Brock. Activate only as a sorcery. | Michael Phillippi

Pictures of Spider-Man | Artifact | | When this artifact enters, look at the top five cards of your library. You may reveal up to two creature cards from among them and put them into your hand. Put the rest on the bottom of your library in a random order.
{1}, {T}, Sacrifice this artifact: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") | Andrew Mar

Guy in the Chair | Creature | Human Advisor | {T}: Add one mana of any color.
Web Support — {2}{G}, {T}: Put a +1/+1 counter on target Spider. Activate only as a sorcery. | Ben Maier

Kapow! | Sorcery | | Put a +1/+1 counter on target creature you control. It fights target creature an opponent controls. (Each deals damage equal to its power to the other.) | Arif Wijaya

Sandman, Shifting Scoundrel | Legendary Creature | Sand Elemental Villain | Sandman's power and toughness are each equal to the number of lands you control.
Sandman can't be blocked by creatures with power 2 or less.
{3}{G}{G}: Return this card and target land card from your graveyard to the battlefield tapped. | Bartek Fedyczak

Supportive Parents | Creature | Human Citizen | Tap two untapped creatures you control: Add one mana of any color. | Elizabeth Peiró

Kraven the Hunter | Legendary Creature | Human Warrior Villain | Trample
Whenever a creature an opponent controls with the greatest power among creatures that player controls dies, draw a card and put a +1/+1 counter on Kraven the Hunter. | Diego Gisbert

Scarlet Spider, Ben Reilly | Legendary Creature | Spider Human Hero | Web-slinging {R}{G} (You may cast this spell for {R}{G} if you also return a tapped creature you control to its owner's hand.)
Trample
Sensational Save — If Scarlet Spider was cast using web-slinging, he enters with X +1/+1 counters on him, where X is the mana value of the returned creature. | Alexandre Honoré

Kraven, Proud Predator | Legendary Creature | Human Warrior Villain | Vigilance
Top of the Food Chain — Kraven's power is equal to the greatest mana value among permanents you control. | Inkognit