Dronoktheus, the Cerulean

Trample, Vigilance
Whenever you cast an enchantment spell, put a
Madness counter on Dronoktheus.
Enchantments you cast cost {1} less per Madness
counter on Dronoktheus.
{2}{u/r}, remove X Madness counters from
Dronoktheus: Dronoktheus deals double X
damage to target enchanted creature or player.
"What is left of my dear friends, is my
dear trinket."