Jennifer Hrabota Lesser

Madame Hydra, Reanimated

Menace (This creature can't be blocked except by two or more creatures.)
Madame Hydra gets +1/+1 for each creature card in your graveyard.
Whenever Madame Hydra enters or attacks, mill two cards. (Put the top two cards of your library into your graveyard.)

White Tiger, Ava Ayala

Power-up — {5}{G}: Put a +1/+1 counter on White Tiger and create The Tiger God, a legendary 4/4 green Cat God creature token with "The Tiger God can't be blocked by more than one creature." (Activate each power-up ability only once. Reduce the cost by her mana cost if she entered this turn.)