Dingus Egg [Limited Edition Beta] Magic Player Rewards 2011 Set: San Diego Comic-Con 2014

Set: San Diego Comic-Con 2014 Type: Legendary Planeswalker — Ajani Rarity: Mythic Cost: {3}{W} +1: Until end of turn

But where is the source

Set: Revised Edition Type: Sorcery Rarity: Rare Cost: {2}{R} Each player discards their hand

Set: Modern Masters 2015 Type: Legendary Land Rarity: Rare Colorless Eldrazi spells you cast cost {2} less to cast

The player may choose new targets for the copy

Dingus Egg [Limited Edition Beta] Magic Player Rewards 2011 Set: San Diego Comic-Con 2014Set: Limited Edition Beta Type: Artifact Rarity: Rare Cost: {4} Whenever a land is put into a graveyard from the battlefield, Dingus Egg deals 2 damage to that land's controller.