Step 1. Normal Summon Scrap Recycler or Mathematician, then activate their effect, sending Crystron Sulfefnir to the graveyard
Step 2. Activate Sulfefnir's effect in the graveyard, discarding Crystron Thystvern and special summoning itself
Step 3. Activate Sulfefnir's effect on the field, tributing itself to special summon any Crystron tuner from the deck
Step 4. Link Summon Crystron Needlefiber using the Tuner and Mathmatician/Scrap Recycler
Step 5. Using Needlefiber's effect, special summon Crystron Citree from the deck
Step 6. End your turn
During the opponent's turn
Step 7. Chain link 2: Activate Crystron Needlefiber's effect, banish it and Special Summon Formula Synchron
        Chain link 1: Activate Crystron Citree's effect, special summoning Crystron Thystvern from the graveyard
Step 8. Activate Formula Synchron's effect, Synchro Summoning a level 5 Synchro using itself and Crystron Thystvern