Seasoned Dungeoneer Time Spiral Whenever you cast a spell

Whenever you cast a spell from anywhere other than your hand

Pay 1 life: Add {U} or {R}

if you control three or more permanents you don't own

Threshold — Add {B}{B}{B}{B}{B} instead if there are seven or more cards in your graveyard

Clara Oswald is the chosen color

Seasoned Dungeoneer Time Spiral Whenever you cast a spellWhen this creature enters, you take the initiative. Whenever you attack, target attacking Cleric, Rogue, Warrior, or Wizard gains protection from creatures until end of turn. It explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1 +1 counter on the creature, then put the card back or put it into your graveyard.)