Chlorophant

Chlorophant

Creature - Elemental | Power/Toughness: 1 / 1 (CMC 3)
At the beginning of your upkeep, you may put a +1/+1 counter on Chlorophant.
Threshold -- As long as seven or more cards are in your graveyard, Chlorophant has "At the beginning of your upkeep, you may put another +1/+1 counter on Chlorophant."