Necropolis of Azar

When Aswan Jaguar comes into play, choose a random creature type from those in target opponent's deck. GG, T: Bury target creature of the chosen type.

Put a random creature from a random graveyard into play under your control. Call from the Grave deals to you an amount of damage equal to that creature's casting cost.

Flying 1GG: Play a random effect.

2, T, Pay R for each target: Tap any number of random target creatures. Goblins tapped in this way do not untap during their controllers' next untap phases.

Randomly distribute X -0/-1 counters among a random number of random target creatures.

During each player's upkeep, that player exchanges control of random target artifact, creature or land he or she controls, for control of random target permanent of the same type that a random opponent controls.

Flying During your upkeep, Prismatic Dragon becomes a random color permanently. 2: Prismatic Dragon becomes a random color permanently.

When Rainbow Knights comes into play, it gains protection from a random color permanently. 1: First strike until end of turn. WW: +0/+0, +1/+0 or +2/+0 until end of turn chosen at random.