At the start of your upkeep, mill two cards, then, if Adris has ten or more ritual counters on him, transform him.

{X}{B}, Exile a nonpermanent card from your graveyard with mana value X or less: You may cast the exiled spell without paying its mana cost, then exile it and put a ritual counter on Adris.

{X}{B}: Choose a permanent spell in your hand with mana value X or less. Put it onto the battlefield under target players control with a finality counter on it.

Lifelink, reach, menace, ward - mill five cards

At the start of each upkeep, each player mills a card.

{4}: Choose a creature, land or planeswalker in your graveyard. Put it onto the battlefield under another target players control. Any ally may activate this ability.