Description, catalog fields, rules text, and how it plays—in one place.
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After it has eaten up all the food in its territory, it moves to another area. Its two heads do not get along.
Abilities, attacks, weakness & resistance
Flip 2 coins. This attack does 20 damage times the number of heads.
Discard an Energy attached to this Pokémon.
Other cards from Steam Siege
Gardevoir-EX (Holofoil)
Volcanion-EX (Holofoil)
Professor Sycamore (Holofoil)
Pokémon Ranger (Holofoil)
M Gardevoir-EX (Holofoil)
Gardevoir-EX (Holofoil)
Magearna-EX (Holofoil)
M Steelix-EX (Holofoil)
Steelix-EX (Holofoil)
Volcanion-EX (Holofoil)
Steelix Spirit Link (Reverse Holofoil)
Steelix Spirit Link
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Zweilous (xy11-85) is an Uncommon Stage 1 Dragon-type Pokémon from the Steam Siege set. Its attacks are Double Hit, which flips two coins to deal 20× damage, and Power Breath, which deals 80 damage but requires discarding an Energy from this Pokémon. The card has a ×2 weakness to Fairy and a retreat cost of three Colorless energy, shaping how it fits into energy and matchup decisions.
Catalog pricing data as of 25 Apr 2026, 08:14