Chryssalid

Infect

Whenever a creature blocking or being blocked by this card dies, place that creature back on the battlefield under your control. This creature is a zombie in addition to its other types, returns with three Growth Counters on it, and gains "at the end of your turn, remove a Growth Counter from this card. If this card has no Growth Counters on it, exile this card and place a Chryssalid Hatchling token on the battlefield under your control."