
Starling, Aerial Ally | Legendary Creature | Human Hero | Flying
When Starling enters, another target creature you control gains flying until end of turn. | Justyna Dura

Anti-Venom, Horrifying Healer | Legendary Creature | Symbiote Hero | When Anti-Venom enters, if he was cast, return target creature card from your graveyard to the battlefield.
If damage would be dealt to Anti-Venom, prevent that damage and put that many +1/+1 counters on him. | Raoul Vitale

SP//dr, Piloted by Peni | Legendary Artifact Creature | Spider Hero | Vigilance
When SP//dr enters, put a +1/+1 counter on target creature.
Whenever a modified creature you control deals combat damage to a player, draw a card. (Equipment, Auras you control, and counters are modifications.) | Joe Slucher

The Spot, Living Portal | Legendary Creature | Human Scientist Villain | When The Spot enters, exile up to one target nonland permanent and up to one target nonland permanent card from a graveyard.
When The Spot dies, put him on the bottom of his owner's library. If you do, return the exiled cards to their owners' hands. | Andreas Zafiratos

Spider-Man India | Legendary Creature | Spider Human Hero | Web-slinging {1}{G}{W} (You may cast this spell for {1}{G}{W} if you also return a tapped creature you control to its owner's hand.)
Pavitr's Sevā — Whenever you cast a creature spell, put a +1/+1 counter on target creature you control. It gains flying until end of turn. | Viko Menezes

Web-Warriors | Creature | Spider Hero | When this creature enters, put a +1/+1 counter on each other creature you control. | Michele Giorgi

Cosmic Spider-Man | Legendary Creature | Spider Human Hero | Flying, first strike, trample, lifelink, haste
At the beginning of combat on your turn, other Spiders you control gain flying, first strike, trample, lifelink, and haste until end of turn. | Jesper Ejsing