Very consistent combo to get out a Cyberdark End Dragon with a Dragon Buster Sword Equipped.
route: Cyber Dragon Core + 1 cyber or cyberdark + 1 spell or trap
normal cyber dragon core Board: cyber dragon core
search cyberdark realm
play cyberdark realm Board: cyber dragon core cyberdark realm
search cyberdark claw
activate cyberdark claw hand effect : discard and search cybernetic horizon
play cybernetic horizon
discard additional cyber or cyberdark monster as well as another from deck send cyber end dragon to grave add cyberdark cannon
activate cannon hand effect discard add cyberdark chimeratech
activate cyberdark realm second effect normal summon cyberdark chimera Board: cyber dragon core, cyberdark chimera, cyberdark realm
activate cyberdark chimera discard spell/trap add powerbond to hand
link cyber dragon core, cyberdark chimera into union carrier Board: union carrier, cyberdark realm
activate cyberdark chimera grave effect discard an additional cyberdark from deck
activate powerbond to summon cyberdarkness dragon using chimera effect (materials: claw, cannon, chimera, horizon mill, chimera mill)
equip cyberdarkness with cyber end dragon
summon cyberdark end dragon equip with monster of choosing
activate union carrier equip cyberdark end with Dragon Buster Sword, Board: union carrier, cyberdark end equipped with cyber end or cyberdarkness and dragon buster sword, cyberdark realm.
End board 6000 atk uneffected cyberdark end with 2 attacks + opponent cannot summon from extra deck. stupidly hard to beat over.
some combo of a spell or trap you can discard as well as a cyber or cyberdark you can discard + a normal summon monster + realm into claw into horizon into cannon into chimera into powerbond into darkness into cyberdarkness end dragon.
Mess around with the deck and it is very consistent. Can also get out 6400+ atk chimeratech overdragon with 4+ attacks or 5600 cybertwin very easily.