I have announced a new card - Wood Eloa - already:
https://steamcommunity.com/games/640850/announcements/detail/1648761083874143329 Well, she is in the game now and as promised I have tuned the balance :)
As a result, we have a new powerful elf combo. Don't forget the elves have more cards with immunities (such as Dodger or Ghost Archer) and deadly spells such as Chain Lightning or Stighia Sparks.