You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" Spell/Trap Card from your Deck to your hand. You can only use 1 "Crystron Smiger" effect per turn, and only once that turn.
Must destroy a monster you control to search Crystron Tuner.
Retricts your Special Summoning.
Here are the Crystron Tuners you can Special Summon from the deck with Crystron Smiger’s effect. You can destroy Crystron Smiger with his own effect and search Crystron Citree. Crystron Citree will then revive Crystron Smiger to Synchro Summon with.
Banish Crystron Smiger from your graveyard to search one of these Spell/Trap cards. Crystron Entry can be used to send non-Tuner Crystron monster, like Crystron Smiger, to the graveyard where they can activate their effects.