At the beginning of your upkeep, put a spore counter on Thallid Devourer. Remove three spore counters from Thallid Devourer: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Thallid Devourer gets +1/+2 until end of turn.
Near Mint - $0.50
Lightly Played - $0.47
Moderately Played - $0.38
Heavily Played - $0.30
Damaged - $0.20
Near Mint Non-English - $0.50
Lightly Played Non-English - $0.47
Moderately Played Non-English - $0.38
Heavily Played Non-English - $0.30
Damaged Non-English - $0.20