
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

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

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