Altar of Dementia [Tempest] Onslaught "show and tell" too often

"show and tell" too often becomes "run and hide

Set: Unlimited Edition Type: Creature — Bird Rare Cost: {G} Flying {T}: Add one mana of any color

Set: San Diego Comic-Con 2016 Type: Legendary Planeswalker — Jace Mythic Cost: {3}{U}{U} +1: Scry 1

−3: Return target creature card from your graveyard to the battlefield

Altar of Dementia [Tempest] Onslaught "show and tell" too oftenSet: Tempest Type: Artifact Rare Cost: {2} Sacrifice a creature: Target player puts a number of cards equal to the sacrificed creature's power from the top of their library into their graveyard. "It is not that you will go mad. It is that you will beg for madness." Volrath