orcust 3

Step 1. Normal Summon a foolisher (Armageddon Knight, Dark Grepher, Scrap Recycler or The Mathematician)
Step 2. Activate the foolisher's effect, send to the GY Orcust Brass Bombard
Step 3. Activate Orcust Brass Bombard's effect, Special Summon Orcust Harp Horror
Step 4. Link Summon Galatea, the Orcustrated Automaton using Orcust Harp Horror and the foolisher as Link Materials
Step 5. Activate Galatea, the Orcustrated Automaton's effect, return Orcust Brass Bombard to the deck and set Orcust Babel
Step 6. Activate Orcust Harp Horror's effect, Special Summon Orcust Cymbal Skeleton from the deck
Step 7. Link Summon Longirsu, the Orcust Orchestrator using Galatea, the Orcustrated Automaton and Orcust Cymbal Skeleton as Link Materials
Step 8. Activate Orcust Cymbal Skeleton's effect, Special Summon Galatea, the Orcustrated Automaton
Step 9. Activate Orcust Babel
Step 10. XYZ Summon Dingirsu, the Orcust of the Evening Star using Galatea, the Orcustrated Automaton as XYZ Material
Step 11. Activate Dingirsu, the Orcust of the Evening Star's effect, attach Orcust Cymbal Skeleton as XYZ Material
Step 12. Link Summon Topologic Bomber Dragon using Longirsu, the Orcust Orchestrator and Dingirsu, the Orcust of the Evening Star as Link Materials