The Kombat Pack includes the Johnny Cage character skin featuring voice and likeness of actor and martial artist Jean-Claude Van Damme (available now), along with 6 new post-launch DLC playable characters and 5 new post-launch Kameo Fighters. Kombat Pack also includes 1-week early access to all DLC playable characters. 

DLC Playable Characters (All Coming Post-Launch)
Omni-Man (Invincible)
Quan Chi
Peacemaker (DC’s Peacemaker)
Ermac
Homelander (The Boys)
Takahashi Takeda

DLC Kameo Fighters (All Coming Post-Launch)
Tremor
Mavado
Janet Cage
Ferra
Khameleon