Invasion of Theros // Ephara, Ever-Sheltering [March of the Machine] Frog Spirit Set: Fallen Empires Type: Creature

Set: Fallen Empires Type: Creature — Thrull Rarity: Rare Cost: {3}{B} Black spells you cast cost {B} more to cast

You can't lose the game this turn and your opponents can't win the game this turn

Set: Classic Sixth Edition Type: Artifact Rarity: Rare Cost: {4} {1}: The next time a source of your choice would deal damage to target creature this turn

Set: Innistrad: Double Feature Type: Instant Rarity: Uncommon Cost: {W}{U} +1: You gain 2 life

and Circular Logic

Invasion of Theros // Ephara, Ever-Sheltering [March of the Machine] Frog Spirit Set: Fallen Empires Type: CreatureSet: March of the Machine Type: Battle Siege Rarity: Rare Cost: {2}{W} (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Theros enters the battlefield, search your library for an Aura, God, or Demigod card, reveal it, put it into your hand, then shuffle. When the sun falters and the seas disperse, when the wilds wither and the forges go cold,