Solan

"Don't go back on your word. C'mon, go wave to her."

Dreams of Laguna

Surveil 1, then draw a card. (To surveil 1, look at the top card of your library. You may put it into your graveyard.)
Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

"Let's see you drive away without a road."

Quake, Agent of S.H.I.E.L.D.

Seismic Takedown — Whenever you cast a noncreature spell, tap target creature or land.

Scarlet Witch, Chaotic Avenger // Scarlet Witch, Chaotic Avenger

Scarlet Witch, Chaotic Avenger

Flying
Whenever Scarlet Witch deals combat damage to a player, look at the top two cards of your library, then exile them face down. Then you may cast a Hero or noncreature spell from among cards exiled with Scarlet Witch without paying its mana cost.

"I've been to hell and back. You punks barely even register."

Hellcat, Undying Vigilante

Haste
When Hellcat dies, return her to the battlefield under her owner's control with a +1/+1 counter on her. She loses all abilities and gains haste.

Hero

Esper Origins // Summon: Esper Maduin

Surveil 2. You gain 2 life. If this spell was cast from a graveyard, exile it, then put it onto the battlefield transformed under its owner's control with a finality counter on it. (If a creature with a finality counter on it would die, exile it instead.)
Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)