Step 1. Normal Summon Cyber Dragon Core, and Use its effect to add Cyber Revsystem to hand
Step 2. Activate Machine Duplication, Special Summoning 2 Cyber Dragons from deck
Step 3. Link Summon Platinum Gadget with Core and Cyber Dragon
Step 4. Activate Revsystem, Special Summoning a Cyber Dragon from the Graveyard
Step 5. XYZ Summon Cyber Dragon Nova
Step 6. Activte Cyber Dragon Nova's effect, detaching an XYZ material and Summoning a Cyber Dragon from the Graveyard
Step 7. Activate Platinum Gadget's Effect, Special Summon Cyber Dragon Herz from your hand. This makes its level 5
Step 8. Special Summon another Rank 5 Monster using Herz and the Cyber Dragon
Step 9. XYZ Summon Cyber Dragon Infinity over Cyber Dragon Nova