Apparently this game won the jam, omg :0 (tied with Abhos awesome game: Risetrap).
To celebrate I am releasing this post jam update that adds a good amount of content and polish. 

Thank you tu everyone for playing the game and giving feedback! :)

v1.1, the post Jam update:

New:

• 10+ New Cards
  • Nerf: Larger Player
  • Nerf: Slippery Floor
  • Nerf: Self Damage
    
  • Nerf: Faulty Ammo
  • Zig-Zag Bullets
  • Ultra Jump
  • Zeus' Wrath
  • Exploding Bullets
  • Randomizer
  • Turret
  • Engineer

• 2 New Maps
  • Lava: be wary of some environmental hazards
  • Trampoline: bounce

• 5+ new Skins, I hope you can express your mood and personality a bit better now

Additions & Changes:

• Menus and UI completely overhauled
• Players can change their name now
• New pause screen (P)
• All original maps have been reworked to simplify the layout and allow more play around the map's gimmick
• Improved Jump and Head Bonk helper that avoids catching on an edge
• better match point notification
• Score display changed to be more intuitive