Below are three recommended cards that are capable of turning the course of a battle with their special abilities.
Squirrel Girl
When this character hits the field, the opponent needs to deal with her as she can win the game in an instant, freeing up other potential Battle Lines.
Doctor Strange
Doctor Strange has high attack, HP and a shield that is especially useful in critical situations.
Ultron
Ultron keeps generating Ultron Bots every time he is attacked to keep the boards busy with Battle Lines potential.
Below is a complete list of ALL the Action and character cards that are in the game.
Asgardian Healing Chalice
Baron Zemo Strike
Combined Willpower
Common Enemy
Calamitous Portal
Chain Lightning
Destructive Hurl
First Aid
Flames of the Faltine
Guide to the Afterlife
Hydra's EMP Explosive
Kicked Out
Meteor Strike
Odin Force
Pumpkin Bomb Delivery
Radioactive Warning
Regenerative Spores
Shadow Strike
Sharpshooter's Arrow
Smart Missile
Sonic Scream
Storm and Eradicate
Storm Summoning
Suppressive Fire
Tactical Retrieval
Target Locked
Techno-Organic Virus
Yaka Arrows
Agent 13
Agent Coulson
Agent Sitwell
Bad Cop
Colony of Ants
Cottonmouth
Crimson Hawks
Dark Elf Leader
Dark Elf Soldier
Dum Dum Dugan
Fire Demon
Foggy Nelson
Frost Giant Grunt
Frost Giant Swordsman
Gangster
Hand's Master Ninja
Hand's Saber Ninja
Hand's Shadow Ninja
Hydra Combt Troop
Hydra Espionage Agent
Hydra Soldier
Hydra Squad Leader
Karen Page
Kree Bomber
Kree Guardian
Kree Reaper
Maria Hill
Mindless One - Blaster
Mindless One - Striker
Nick Fury
Night Nurse
Nova Centurian
Nova Corpsman
Nova Dearian
Nova Millennian
Nox (Nyx)
Outrider Assassin
Outrider Parasite
Outrider Warrior
Owl
Ravager Gunner
Ravager Ship Crew
Ravager Squad Leader
S.H.I.E.L.D. Assault Leader
S.H.I.E.L.D. Operations Agent
S.H.I.E.L.D. Team Commander
S.H.I.E.L.D. Training Humanoid
Skeletal Archer
Skeletal Swordsman
Ultron Bot
Wong
Absorbing Man
Armadillo
Baron Strucker
Baron Modo
Black Cat
Black Mariah
Black Widow
Bullseye
Clea
Cloak
Colleen Wing
Electro
Elektra
Falcon
Gwenpool
Hawkeye
Hellcat
Ikari
Iron Fist
Jessica Jones
Lady Bullseye
Lizard
Luke Cage
Madam Hydra
Man-Ape
Man-Thing
Medusa
Misty Knight
Mysterio
Punisher
Purple Man
Scorpion
Shang-Chi
Shocker
Shroud
Star-Lord
Stick
Taskmaster
Typhoid Mary
Wasp
Whiplash
White Tiger
Yondu
Anti-Venom
Ant Man (Scott Lang)
Baron Mordo
Black Bolt
Black Panther
Blade
Captain America
Carnage
Dark Elf Sorceror
Devil Dinosaur
Doctor Voodoo
Fandrel
Frost Giant Berserker
Gamora
Green Goblin
Groot
Heimdall
Hellstorm
Hogun
Iron Man
Iron Monger
Loki
Moondragon
Ms.Marvel (Kamala Khan)
Nebula
Red Skull
Rhino
Rocket Racoon
Sandman
Sif
Skurge the Executioner
Spider-Gwen
Spider-Man
Squirrel Girl
Umar
Valkyrie
Venom
Vision
Volstagg
War Machine
Winter Soldier
Yellowjacket
Ancient One
Dornammu
Destroyer
Drax
Enchantress
Ghost Rider
Hela
Hulk
Malekith
Nightmare
Nova
Ronan
She-Hulk
Surtur
Thanos
Thor
Thor (Jane Foster)