| Katara, Waterbending Master (8 variants) | 180 |
| Katara's Reversal (8 variants) | 63 |
| Kindly Customer (8 variants) | 79 |
| Koala-Sheep (8 variants) | 80 |
| Koma, Cosmos Serpent (12 variants) | 51 |
| Komodo Rhino (12 variants) | 241 |
| Komodo Rhino | 283 |
| Kyoshi Warrior Exemplars (8 variants) | 140 |
| Kyoshi Warrior Guard (12 variants) | 216 |
| Lightning Bolt (12 variants) | 32 |
| Lion Vulture (12 variants) | 232 |
| Lita, Mechanical Engineer (12 variants) | 4 |
| Lo and Li, Royal Advisors (8 variants) | 108 |
| Lo and Li, Royal Advisors (8 variants) | 189 |
| Longshot, Rebel Bowman (8 variants) | 120 |
| Lost in Memories (8 variants) | 195 |
| Lost in Memories (8 variants) | 121 |
| Lost in the Spirit World (12 variants) | 224 |
| Loyal Fire Sage (12 variants) | 242 |
| Mai and Zuko (8 variants) | 68 |
| Many Partings (8 variants) | 169 |
| Master's Guidance (8 variants) | 206 |
| Master's Guidance (8 variants) | 141 |
| Match the Odds (12 variants) | 253 |
| Mechanical Glider (12 variants) | 256 |
| Meteorite (12 variants) | 54 |
| Mirrorwing Dragon (12 variants) | 33 |
| Moku, Meandering Drummer (8 variants) | 122 |
| Momo, Rambunctious Rascal (12 variants) | 217 |
| Momo, Rambunctious Rascal | 270 |
| Momo's Heist (8 variants) | 72 |
| Monk Gyatso (8 variants) | 173 |
| Monk Gyatso (8 variants) | 81 |
| Mountain | 293 |
| Mountain | 294 |
| Mountain | 292 |
| Mountain | 291 |
| Mountain | 290 |
| Mountain | 295 |
| Mountain | 289 |
| Mountain | 296 |
| Mystic Remora (12 variants) | 16 |
| Mystical Tutor | 308 |
| Nightmares and Daydreams (8 variants) | 94 |
| Noxious Gearhulk (12 variants) | 25 |
| Nyla, Shirshu Sleuth (8 variants) | 190 |
| Nyla, Shirshu Sleuth (8 variants) | 109 |
| Obscuring Haze | 313 |
| Overwhelming Victory (8 variants) | 196 |
| Overwhelming Victory (8 variants) | 123 |