Zyranvol, Host of Consumption

ward - double your rad counters
Menace, Flying
whenever a player casts a spell, they get a rad counter.
x: exile x nonland cards from your graveyard with mana value x or less, gain x life, draw x cards, put an oil counter on this. Any player may activate this ability and only as a sorcery.
at the beginning of your upkeep, remove all oil counters from this and create x x/x phyrexian horror creature token with haste and trample with "When this creature deals damage, sacrifice it"