Orvenheil, Ancient Idol

Flying
Hexproof
Orvenheil has indestructible as long as he is untapped
Whenever Orvenheil attacks, exile the top 8 cards of each player’s library
You may cast permanents exiled with Orvenheil by paying {b/r} for each of them
{t}{x}{b/r}{r/w}{w/b}, Orvenheil deals X damage to target player