Pokémon Puzzle with Ridiculous Clues

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Across
  1. 1. Heard Pope Leo chose a water starter (7)
  2. 3. Arch enemy uncovers something ancient (6)
  3. 5. When the hat is violent and strong (5,6)
  4. 9. Awkwardly clue Edgar in on malicious intent (9)
  5. 10. Lopunny, Steelix, Lucario and friends power up (4)
  6. 12. Natural environment hides tiny bird at the start (4)
  7. 13. Oh-oh, ruined tower ahead. (2,2)
  8. 15. A Hisui evolution sounds like overkill (8)
  9. 17. This Pokémon type is a game error (3)
  10. 18. Muk, Ninetails, Raticate and friends say hello (5)
  11. 19. Samurai Pomeranian holds long tail Pokémon (5)
Down
  1. 2. Wild Carl's I.O.U loses S-rank but buys aura (7)
  2. 4. F'n little frilly thing (7)
  3. 6. No Category (4,4)
  4. 7. Legends count like a Paldean in Kanto and Galar (4,4)
  5. 8. When your multiple romantic partners are all angry (9)
  6. 11. Happy Healer (3)
  7. 14. Sharpen the Margin (7)
  8. 16. Acrobats conceal a friendly Pokémon (6)
  9. 17. Buy Mr. Anagram three bugs (5)