+1/2: Add {C}{C}{C}{C}. When you use this mana to cast a spell from your hand, any opponent may counter it if they shout "YOU THOUGHT" and discard a card.

+X: Roll a d6. Leox gains loyalty equal to the result.

-3: Exile target nonland permanent. Then remove it from the game. Then put it into the "Absolutely dead nothing can bring you back now" zone.

-11: Leox phases out. Cast a 2 copies of one of the following cards chosen at random: Scrambleverse, Warp world, Insurrection, Strategy shmategy, or Chaotic transformatuion.