Vault 12: The Necropolis - [Surge Foil] Fallout (PIP) Ultra-Premium Collection You may spend mana as

You may spend mana as though it were mana of any color to activate abilities of creatures you control

then draws that many cards minus one

1 card of rarity Uncommon or higher

) When Grim Giganotosaurus becomes monstrous

Vault 12: The Necropolis - [Surge Foil] Fallout (PIP) Ultra-Premium Collection You may spend mana as(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I Each player gets three rad counters. II Create X 2 2 black Zombie Mutant creature tokens, where X is the total number of rad counters among players. III Put two +1 +1 counters on each creature you control that's a Zombie or Mutant.