Ydwen Efreet [Arabian Nights] Octopus Rogue When Agoraphobic Phyrexian enters the

When Agoraphobic Phyrexian enters the battlefield

and it has this ability

Set: Jumpstart 2022 Type: Legendary Creature — Cat Shaman Rarity: Rare Cost: {2}{G} Whenever you cast a creature spell with mana value 5 or greater

Set: Doctor Who Type: Instant Rarity: Rare Cost: {3}{B} Target creature's owner shuffles it into their library

−6: You get an emblem with "Whenever you cast an Elf spell

Ydwen Efreet [Arabian Nights] Octopus Rogue When Agoraphobic Phyrexian enters theSet: Arabian Nights Type: Creature Efreet Rarity: Rare Cost: {R}{R}{R} Whenever Ydwen Efreet blocks, flip a coin. If you lose the flip, remove Ydwen Efreet from combat and it can't block this turn. Creatures it was blocking that had become blocked by only Ydwen Efreet this combat become unblocked.