Memory Jar [Urza's Legacy] Amonkhet Invocations Whenever you reveal a land

Whenever you reveal a land card this way

I have always thought Mirri belongs in Llanowar most of all

Set: The List Type: Creature — Human Ninja Rarity: Rare Cost: {2}{U}{U} Ninjutsu {1}{U} ({1}{U}

When Underground Mortuary enters the battlefield

Lord Protector and an artifact named The Mightstone and Weakstone

Memory Jar [Urza's Legacy] Amonkhet Invocations Whenever you reveal a landSet: Urza's Legacy Type: Artifact Rarity: Rare Cost: {5} {T}, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.