PK's Booster Pack adds a bunch of new cards for act one, focused around being faithful to vanilla's balancing!
Alligator - 3/3 8 bone cost with Predator
Armadillo - 1/2 1 blood cost that transforms into an unattackable ball.
Birchkin - Rare 0/6 1 blood 3 bone cost with Leader and Resistance
Bison - 1/5 2 blood cost with Ram
Bobbit Worm - 2/2 5 bone cost with Lure
Centipede - 2/1 6 bone cost with Ambush and Guard Dog
Cougar - 2/2 2 blood cost with Ambush
Crayfish - 1/1 3 bone cost with Nutritious
Fox - 2/2 2 blood cost with Haste
Gila Monster - 2/3 6 bone cost with Touch of Death
Hateful Beast - Rare 4/2 3 blood cost that turns into a reevolving card upon death
Jackalope - Rare 2 blood cost with health and attack that scales off bones, as well as 2 Bone Picker and 2 Bone Digger
Jumping Spider - 3/1 1 blood 3 bone cost with Sniper
Manmole - Rare 4/2 1 blood cost with Double Attack and Brittle
Narwhal - 2/3 2 blood cost with Pierce and Submerge
Pelican - 3/5 3 blood cost with Lure and Leech
Salmon - 2/2 2 blood cost with Sprinter and Submerge
Scorpion - 1/1 6 bone cost with Sniper and Touch of Death
Wendigo - Rare 1/6 2 blood cost with Vicious and Multi-Strike
Woodcrawler - Rare 4/2 2 blood cost with Lure and Pierce
v1.0.0 - 4 new cards, balance changes, enough cards to consider being worth playing standalone
v0.4.0 - 3 new cards, balance changes
v0.3.1 - Fixed Manmole bugging out because of Dying and Double Attack, updated Cougar
v0.3.0 - 3? new cards, balance changes
v0.2.0 - 3 new cards, changed Komodo Dragon into Gila Monster, balance changes
v0.1.0 - Initial release, 5 common cards and 2 rare cards