Growlithe (28/102) (Shadowless) [Base Set 1st Edition] Undead/X Antibody/SoC you can reveal any number

you can reveal any number of "Ice Barrier" monsters in your hand to select an equal number of Set Spell/Trap cards your opponent controls

As Sower of Discord enters the battlefield

Other creatures you control with flying have indestructible

Set: Quarter Century Bonanza Card type: Fusion/Effect Monster Rarity: Quarter Century Secret Rare Attack: 2600 Defense: 1700 "Dark Magician Girl" + 1 Dragon monster Must be Fusion Summoned with the above Fusion Materials or with "The Eye of Timaeus"

that mana becomes colorless instead

Growlithe (28/102) (Shadowless) [Base Set 1st Edition] Undead/X Antibody/SoC you can reveal any numberSet: Base Set 1st Edition Type: Fire Rarity: Uncommon Retreat cost: Colorless