Lines of single/Eroldin_5C_01.lua from check-in 38eff925aa that are changed by the sequence of edits moving toward check-in d1277a9efe:

                         1: --[[message
38eff925aa 2024-06-24    2: 察局：2024-02-10
                         3: 简语：A simple puzzle, which teaches a Red Dragon Archfiend line combo
                         4: ]]
                         5: 
                         6: --Mastering the Red Dragons
                         7: Debug.SetAIName("Eroldin_a01")
                         8: Debug.ReloadFieldBegin(DUEL_ATTACK_FIRST_TURN + DUEL_SIMPLE_AI, 5)
                         9: Debug.SetPlayerInfo(0, 100, 0, 0)
                        10: Debug.SetPlayerInfo(1, 9700, 0, 0)
                        11: 
                        12: --Challenger's Spell zone
                        13: Debug.AddCard(42079445, 0, 0, LOCATION_SZONE, 1, POS_FACEDOWN) --Descending Lost Star
                        14: Debug.AddCard(76407432, 0, 0, LOCATION_SZONE, 2, POS_FACEDOWN) --Assault Counter
                        15: Debug.AddCard(80280737, 0, 0, LOCATION_SZONE, 3, POS_FACEDOWN) --Assault Mode Activate
                        16: 
                        17: --Challenger's Hand
                        18: Debug.AddCard(20474741, 0, 0, LOCATION_HAND, 0, POS_FACEUP) --Trident Warrior
                        19: Debug.AddCard(57568840, 0, 0, LOCATION_HAND, 0, POS_FACEUP) --Delta Flyer
                        20: Debug.AddCard(8487449, 0, 0, LOCATION_HAND, 0, POS_FACEUP) --Jester Confit
                        21: Debug.AddCard(16638212, 0, 0, LOCATION_HAND, 0, POS_FACEUP) --Creation Resonator
                        22: Debug.AddCard(5780210, 0, 0, LOCATION_HAND, 0, POS_FACEUP) --D.D. Spirte
                        23: 
                        24: --Challenger's Deck
                        25: Debug.AddCard(77336644, 0, 0, LOCATION_DECK, 0, POS_FACEDOWN) --Red Dragon Archfiend/Assault Mode
                        26: 
                        27: --Challenger's Extra Deck
                        28: Debug.AddCard(70902743, 0, 0, LOCATION_EXTRA, 0, POS_FACEDOWN) --Red Dragon Archfiend
                        29: Debug.AddCard(97489701, 0, 0, LOCATION_EXTRA, 0, POS_FACEDOWN) --Red Nova Dragon
                        30: 
                        31: --Eroldin's Monster zone
                        32: Debug.AddCard(31122090, 1, 1, LOCATION_MZONE, 2, POS_FACEUP_ATTACK) --Lancer Lindwurm
                        33: 
                        34: --Eroldin's Spell zone
                        35: Debug.AddCard(44095762, 1, 1, LOCATION_SZONE, 2, POS_FACEDOWN) --Mirror Force
                        36: 
                        37: --Start the Puzzle
                        38: Debug.ReloadFieldEnd()
                        39: aux.BeginPuzzle()