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DxD: The Replication System!
Transmigrated into the world of High School DxD with a replication system, Roy believed he could rise to the top.Little did he know, the girls around him would become far more interested in him than he ever expected![Do you wish to replicate this ability?]Roy: Why not?-----Read 20 advanced chapters at:-----Disclaimer:I do not own any of the content in this fanfiction. The copyrights belong to their respective creators.
- Chapter 1 - 1: Roy Flott
- Chapter 2 - 2: System
- Chapter 3 - 3: Phenex Siblings
- Chapter 4 - 4: Try it
- Chapter 5 - 5: I Agree
- Chapter 6 - 6: Summoning Contract
- Chapter 7 - 7: Hell Fire
- Chapter 8 - 8: Kuoh Academy
- Chapter 9 - 9: Kiba: I Know Her!
- Chapter 10 - 10: Kiba: Don't give up!
- Chapter 11 - 11: Obtaining Demonic Power
- Chapter 12 - 12: Abandoned Church
- Chapter 13 - 13: A Stray Devil
- Chapter 14 - 14: Impossible
- Chapter 15 - 15: Rias: Let's Hunt The Stray Devil
- Chapter 16 - 16: Koneko: Everyone, keep up with Shiro
- Chapter 17 - 17: Phenex Clan!?
- Chapter 18 - 18: Lucky Day
- Chapter 19 - 19: Inviting Kiba
- Chapter 20 - 20: Replicating Kiba's Talent
- Chapter 21 - 21: Fallen Angels Appeared
- Chapter 22 - 22: Fallen Angels
- Chapter 23 - 23: Female Saint!?
- Chapter 24 - 24: Roy Arrives
- Chapter 25 - 25: Roy: Why're you yelling so loud?
- Chapter 26 - 26: Approaching Issei
- Chapter 27 - 27: Knight Piece
- Chapter 28 - 28: Boosted Gear
- Chapter 29 - 29: Other Worlds
- Chapter 30 - 30: Peaceful Days
- Chapter 31 - 31: I'm A Transfer Student!
- Chapter 32 - 32: Joining A Club?
- Chapter 33 - 33: Kendo Club
- Chapter 34 - 34: She's into Roy!
- Chapter 35 - 35: Strong
- Chapter 36 - 36: Rias Enters
- Chapter 37 - 37: Student Council!?
- Chapter 38 - 38: Invitation
- Chapter 39 - 39: Isn't that… unfair
- Chapter 40 - 40: Rias's Plan
- Chapter 41 - 41: Here She Goes
- Chapter 42 - 42: My Decision
- Chapter 43 - 43: Akeno: Roy-kun, don't refuse this!
- Chapter 44 - 44: Can I Fuse Them?
- Chapter 45 - 45: Fusion!
- Chapter 46 - 46: Akeno's Touch
- Chapter 47 - 47: Showing Them
- Chapter 48 - 48: Task
- Chapter 49 - 49: All you get is my love
- Chapter 50 - 50: Died like a dog
- Chapter 51 - 51: Another Dead Teammate
- Chapter 52 - 52: Twilight Healing
- Chapter 53 - 53: You're too weak
- Chapter 54 - 54: Lord Roy!
- Chapter 55 - 55: Who is he!??
- Chapter 56 - 56: Rias: Is this reality!?
- Chapter 57 - 57: Red Dragon Emperor
- Chapter 58 - 58: Roy: If you can convince her
- Chapter 59 - 59: Talk With Sona
- Chapter 60 - 60: Koneko: Roy, you betrayed us!?
- Chapter 61 - 61: Underworld Matters
- Chapter 62 - 62: Akeno: Only you can!
- Chapter 63 - 63: Talking With Rias
- Chapter 64 - 64: Rias's Mission!!?
- Chapter 65 - 65: Let me have it, Roy![R18]
- Chapter 66 - 66: Riser Arrives
- Chapter 67 - 67: Buddy, why are you here?
- Chapter 68 - 68: Riser: I'm going insane!!
- Chapter 69 - 69: Rias: Finally!!
- Chapter 70 - 70: Ravel's Confusion
- Chapter 71 - 71: Sirzecks
- Chapter 72 - 72: Issei
- Chapter 73 - 73: Who's your master?
- Chapter 74 - 74: Ravel, what are you doing here?
- Chapter 75 - 75: Once Again!!?
- Chapter 76 - 76: Phoenix Tears
- Chapter 77 - 77: A Short Trip
- Chapter 78 - 78: Ais Wallenstein
- Chapter 79 - 79: Ais's Defeat
- Chapter 80 - 80: Thugs
- Chapter 81 - 81: Getting Falna is a must
- Chapter 82 - 82: Familia
- Chapter 83 - 83: Hephaestus
- Chapter 84 - 84: Who said i can't!!
- Chapter 85 - 85: Falna
- Chapter 86 - 86: You had high hopes?
- Chapter 87 - 87: Loki Arrived
- Chapter 88 - 88: A Casual Bet
- Chapter 89 - 89: Loki's happiness
- Chapter 90 - 90: Roy Won
- Chapter 91 - 91: Cheating!??
- Chapter 92 - 92: Checking Roy's Status?
- Chapter 93 - 93: Tricked Her Again
- Chapter 94 - 94: Wanna visit heaven!?
- Chapter 95 - 95: Tiona: Be My Boyfriend
- Chapter 96 - 96: FK
- Chapter 97 - 97: A New Home
- Chapter 98 - 98: Loki Familia
- Chapter 99 - 99: Is this your skill!?
- Chapter 100 - 100: Skill Explained!?
- Chapter 101 - 101: Acting Cute?
- Chapter 102 - 102: Another boring journey
- Chapter 103 - 103: Expectations
- Chapter 104 - 104: Enemy of Loki Familia?
- Chapter 105 - 105: Fame In Orario?
- Chapter 106 - 106: Lovely Supporter
- Chapter 107 - 107: Aren't you the weakest?
- Chapter 108 - 108: Magic Sword!?
- Chapter 109 - 109: This is...Insane!
- Chapter 110 - 110: Feeling lonely at home without me, Roy?
- Chapter 111 - 111: Hestia's Logic!??
- Chapter 112 - 112: Rank Up!?
- Chapter 113 - 113: Reaching the Colosseum
- Chapter 114 - 114: Lefiya's Embarrassed State
- Chapter 115 - 115: Confused Lefiya
- Chapter 116 - 116: Arcs Magica
- Chapter 117 - 117: Learning Their Magic
- Chapter 118 - 118: Poor Lefiya
- Chapter 119 - 119: Lefiya: I always knew!
- Chapter 120 - 120: Lefiya felt struck by lightning
- Chapter 121 - 121: Omniscient
- Chapter 122 - 122: Rank Up Again!?
- Chapter 123 - 123: Lefiya: You don't know
- Chapter 124 - 124: Weird Girl
- Chapter 125 - 125: Motherly Hephaestus
- Chapter 126 - 126: Tsubaki: Are you eyeing Roy?
- Chapter 127 - 127: A thief?
- Chapter 128 - 128: Playing Villain? Ofc, I'm good at it!
- Chapter 129 - 129: Sorry, Lili can't fulfill your request!
- Chapter 130 - 130: Roy's words [Normal Version]
- Chapter 131 - 131: Roy's Word [R18]
- Chapter 132 - 132: Gifting Hestia
- Chapter 133 - 133: Roy's taste!?
- Chapter 134 - 134: Playing with Lili
- Chapter 135 - 135: This is insane
- Chapter 136 - 136: Soma Familia's New Captain
- Chapter 137 - 137: Eina: This....
- Chapter 138 - 138: Bell Cranel
- Chapter 139 - 139: Freya: This....is!??
- Chapter 140 - 140: Freya's meeting with Roy
- Chapter 141 - 141: Freya and Roy [18+]
- Chapter 142 - 142: Roy's Usual Day
- Chapter 143 - 143: Joining the expedition
- Chapter 144 - 144: Loki Familia's Decision
- Chapter 145 - 145: Expedition Day
- Chapter 146 - 146: Roy's Magic
- Chapter 147 - 147: Damn, Lefiya, didn’t you say you barely know him?
- Chapter 148 - 148: I don't like men
- Chapter 149 - 149: Interrupted
- Chapter 150 - 150: That magic— Is it mine?
- Chapter 151 - 151: Let's find Lefiya
- Chapter 152 - 152: Rescuing Lefiya
- Chapter 153 - 153: 59th Floor
- Chapter 154 - 154: Expedition ends
- Chapter 155 - 155: No way—someone as proud as Bete wouldn't!
- Chapter 156 - 156: So close to the surface, yet another problem!
- Chapter 157 - 157: Just annoying sometimes![PS Ch]
- Chapter 158 - 158: Actually, Bete's a girl!
- Chapter 159 - 159: Roy, there's an elf girl waiting at the door
- Chapter 160 - 160: Roy, I need to tell you something{[R18]+DXD}
- Chapter 161 - 161: Ophis, what would you like?
- Chapter 162 - 162: Mating, perhaps?
- Chapter 163 - 163: She’s Ophis, after all
- Chapter 164 - 164: Partner, did you feel that?
- Chapter 165 - 165: This intensity… it’s captivating
- Chapter 166 - 166: We should try a few more times to be sure
- Chapter 167 - 167: Does it… feel good?[R18]
- Chapter 168 - 168: Why did you suddenly run into those people?
- Chapter 169 - 169: I heard a test subject escaped
- Chapter 170 - 170: He’s my fiancé
- Chapter 171 - 171: Rias Gremory, is this your stance
- Chapter 172 - 172: Attacking us in our own territory?
- Chapter 173 - 173: Are you a monster?
- Chapter 174 - 174: Your solution was… decisive.
- Chapter 175 - 175: We’re counting on you
- Chapter 176 - 176: We’re not allied with the devils!
- Chapter 177 - 177: You’re saying I’ve been used as a pawn!?
- Chapter 178 - 178: Since you’re here, I’ll give it to you
- Chapter 179 - 179: After all, in a sense, I’m going all out now
- Chapter 180 - 180: In a world without gods or Satans, dying in battle is a relief!
- Chapter 181 - 181: White Dragon Emperor
- Chapter 182 - 182: Long time no see
- Chapter 183 - 183: Vali, you’re far beneath him!
- Chapter 184 - 184: Even devils might visit Heaven
- Chapter 185 - 185: Am I too strong!?
- Chapter 186 - 186: They've been crying like this for almost half an hour
- Chapter 187 - 187: You've got an enviable setup here
- Chapter 188 - 188: There is no impenetrable wall in the world
- Chapter 189 - 189: Partners
- Chapter 190 - 190: The Dimensional Gap?
- Chapter 191 - 191: You are his fated rival
- Chapter 192 - 192: A fulfilling deal
- Chapter 193 - 193: Do you two regard my place as some kind of crying spot?
- Chapter 194 - 194: Rias's aura was so strong!!
- Chapter 195 - 195: Let's start quickly
- Chapter 196 - 196: I slept with her!?
- Chapter 197 - 197: Lavinia's Words
- Chapter 198 - 198: I can only make a sacrifice...
- Chapter 199 - 199: Roy-kun, don't you feel any guilt?
- Chapter 200 - 200: About Sacred Gears
- Chapter 201 - 201: New members
- Chapter 202 - 202: She really is an idiot
- Chapter 203 - 203: Let me cook for you!
- Chapter 204 - 204: Asia: Another Bishop like me?
- Chapter 205 - 205: I don't want to drink blood
- Chapter 206 - 206: Gasper is a Boy!?
- Chapter 207 - 207: The tripartite summit begins!
- Chapter 208 - 208: Here, comes trouble!
- Chapter 209 - 209: Your opponent is not me!
- Chapter 210 - 210: Va-kun, you've been a naughty boy!
- Chapter 211 - 211: What's going on between Lavinia and Roy?
- Chapter 212 - 212: Michael, Azazel, Sirzechs, Serafall... your era is over!!
- Chapter 213 - 213: I hope Ascalon can help you!
- Chapter 214 - 214: Roy vs Katerea
- Chapter 215 - 215: Rias: Roy!! No
- Chapter 216 - 216: It looks like I didn't need to intervene after all
- Chapter 217 - 217: So, you lost!?
- Chapter 218 - 218: So... why aren't you leaving!?
- Chapter 219 - 219: You can call me Sensei Azazel
- Chapter 220 - 220: Mage Knight System!?
- Chapter 221 - 221: Ayase Ayatsuji
- Chapter 222 - 222: Who the hell do you think you are?
- Chapter 223 - 223: Kuraudo Kurashiki
- Chapter 224 - 224: Kanata Toutokubara
- Chapter 225 - 225: He finally left
- Chapter 226 - 226: No, it's not that
- Chapter 227 - 227: I'm not exactly a pushover myself!
- Chapter 228 - 228: Is that so? Isn't this great
- Chapter 229 - 229: But a real sword? That was different?
- Chapter 230 - 230: Roy vs Kuraudo
- Chapter 231 - 231: Is this your True strength!?
- Chapter 232 - 232: Roy, did he win?
- Chapter 233 - 233: Your friend!?
- Chapter 234 - 234: Are you a doctor?
- Chapter 235 - 235: Do you have a license?
- Chapter 236 - 236: I apply for a duel with you
- Chapter 237 - 237: It brings bad luck!
- Chapter 238 - 238: Since you want a duel, I'll give you one. Prepare yourself, Roy Flott!
- Chapter 239 - 239: You managed to avoid it even under those circumstances?
- Chapter 240 - 240: Did you plan on killing me just now?!
- Chapter 241 - 241: Are those... magic circles?
- Chapter 242 - 242: Defeated
- Chapter 243 - 243: My LUCK is maybe A rank!!
- Chapter 244 - 244: Meeting Ikki Kurogane
- Chapter 245 - 245: You flatter me too much
- Chapter 246 - 246: Roy vs Ikki
- Chapter 247 - 247: Sixth Secret Sword: Dokuga-no-tachi
- Chapter 248 - 248: I lost
- Chapter 249 - 249: Returning it to you
- Chapter 250 - 250: The strongest
- Chapter 251 - 251: Making potions
- Chapter 252 - 252: Freshman!?
- Chapter 253 - 253: We meet again!
- Chapter 254 - 254: Kanata Totokubara's invitation
- Chapter 255 - 255: Cleaning? That's simple!
- Chapter 256 - 256: Where is the Student Council President? Why haven't I seen her?
- Chapter 257 - 257: Touka's FAN SERVICE!?
- Chapter 258 - 258: Renren: Kanata... do you really not have any thoughts about this?
- Chapter 259 - 259: Angry Stella
- Chapter 260 - 260: Stella: YOU MEAN... I SHOULD APOLOGIZE TO YOU?
- Chapter 261 - 261: What? He's stronger than ME!?
- Chapter 262 - 262: I LOST!?(Bonus)
- Chapter 263 - 263: Nice to meet you, Stella
- Chapter 264 - 264: Helping Stella
- Chapter 265 - 265: Ikki's wonderful life
- Chapter 266 - 266: Stella: You... you aren't interested in men, are you?
- Chapter 267 - 267: Alice's strategy, Stella's thoughts and Ikki's painful life
- Chapter 268 - 268: R-Roy... would you like some water