Cover of Darkness - [Foil, Retro Frame] Onslaught (ONS)As Cover of Darkness enters the battlefield, choose a creature type. Creatures of the chosen type have fear. (They can't be blocked except by artifact creatures and or black creatures.)

If a player does

searing flames

" Whenever equipped creature deals damage to a blocking creature

remove all gold counters from all creatures

(When a creature with undying dies

Then if you control four or more lands

They mutate into the creature on top plus all abilities from under it

creatures your opponents control get -1/-1 until end of turn

it spawned nameless thousands to herald its arrival

) As Hallowed Fountain enters the battlefield

oozing to fill any wound and squishing to absorb any blow

Auras attached to permanents you control have totem armor