Hidden Nest

Gain 1 life every time you bring a creature into
play that is at least one of the following: basilisk,
bird, chimera, cockatrice, crab, crocodile,
dinosaur, dragon, drake, fish, frog, gorgon,
griffin, harpy, hippogriff, homarid, hydra, insect,
kraken, leech, leviathan, lizard, merfolk, naga,
nautilus, octopus, oyster, Pegasus, phoenix,
salamander, scorpion, serpent, slith, sliver, snake,
sphinx, spider, squid, starfish, turtle, worm,
wurm.
"Start small, grow fast."