If you have Seyfert and one other card:
1. Summon Seyfert and use its effect to search out Collapserpent
2. Banish Seyfert to summon Collapserpent and then link summon Striker and use Collapserpent to search out Wyverbuster
3. Use Striker's effect to search out Boot Sector but don't activate it yet
4. Banish Collapserpent to summon Wyverbuster then summon Romulus
5. Use Romulus' effect to search out Ravine then activate Ravine
6. Using Ravine's effect, discard a card to throw Absorouter in the GY
7. Use Absorouter's effect to search out Tracer
8. Activate Boot Sector and use its effect to summon Tracer
9. Use Tracer's effect to to destroy Boot Sector in order to summon another rokket (any other level 4 would do)
10. Link summon Elpy using either Tracer or the other rokket into the FURTHERMOST MONSTER ZONE THAT ROMULUS POINTS TO
11. Link summon another Striker right beside elpy using either the rokket or Tracer
12. Use Elpy's effect to summon black metal dragon
13. Activate Striker's effect to destroy itself to get Tracer back from the GY
14. Link summon Pisty using Black metal dragon in the monster zone right beside Elpy then search out red-eyes darkness metal
15. Banish Elpy to summon Red-eyes and use its effect to summon one of the rokkets in the GY
16. Link summon Dillingerous using Red eyes and the rokket
17. Use Pisty's effect to summon back red-eyes
18. Use red-eyes' effect again to summon back the rokket
19. Link summon Quadborrel using red-eyes and the rokket
20. Link summon Triple burst using Dillingerous and Pisty
21. Use Quadborrel to destroy Triple burst and soul charge tracer and a rokket. USE DILLINGEROUS' EFFECT TO SUMMON HIM BACK TOO
22. Synchro Summon Borrel savage using tracer and a rokket and choose triple burst when activating Savage's effect
23. You can choose to summon either of Borrelguard, Borrelsword or Abomination using your remaining monsters.
This combo also works even if you dont have Seyfert in your opening hand as long as you either have world dragon legacy or monster reborn or a rokket and Absorouter