Mondo Gecko (IDW)/Appearances

1. New Mutant Order, part 2
2. New Mutant Order, part 3
3. New Mutant Order, part 4
4. Attack on Technodrome, part 1
5. Attack on Technodrome, part 2
6. Attack on Technodrome, part 3
7. Mutanimals #1
8. Mutanimals #2
9. Mutanimals #3
10. Mutanimals #4
11. Casey & April #1 (flashback)
12. Order from Chaos, part 1
13. Order from Chaos, part 2
14. Order from Chaos, part 3
15. Order from Chaos, part 4
16. Christmas Special
17. TMNT Universe #5 (Photograph)
18. Desperate Measures, part 1
19. Desperate Measures, part 2
20. Desperate Measures, part 3
21. Desperate Measures, part 4
22. TMNT Universe #18
23. TMNT Universe #23
24. TMNT Universe #24
25. Battle Lines, part 1
26. Battle Lines, part 2
27. Battle Lines, part 3
28. TMNT #90
29. FCBD 2019: Casualty of War (flashback)
30. City at War, part 2
31. City at War, part 6
32. City at War, part 7
33. Annual 2021: Prelude to The Armageddon Game (flashback)
34. Mutant Nation #2
35. Mutant Nation #3
36. Mutant Nation #4
37. Teenage Mutant Ninja Turtles Alpha