Honored Hierarch [mana]G[/mana]
Creature - Human Druid
Rare
Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
As long as Honored Hierarch is renowned, it has vigilance and "[mana]T[/mana]: Add one mana of any color to your mana pool."
1/1