Temporal Isolation [Time Spiral] Cat Avatar Julius Jumblemorph is every creature

Julius Jumblemorph is every creature type (even if this card isn't on the battlefield)

Set: Zendikar Rising Commander Type: Creature — Sphinx Rogue Rarity: Rare Cost: {5}{U}{U} Prowl {3}{U} (You may cast this spell for its prowl cost if you dealt combat damage to a player this turn with a Sphinx or Rogue

Set: Double Masters Type: Sorcery Rarity: Uncommon Cost: {1}{B}{B} All creatures get -2/-2 until end of turn

"The elves are right: Death inevitably leads to life

If that's another creature

Temporal Isolation [Time Spiral] Cat Avatar Julius Jumblemorph is every creatureSet: Time Spiral Type: Enchantment Aura Rarity: Common Cost: {1}{W} Flash Enchant creature Enchanted creature has shadow. (It can block or be blocked by only creatures with shadow.) Prevent all damage that would be dealt by enchanted creature.