Harmonizing Magician X DARK Level 4 [ Spellcaster / PendulumTunerEffect ] ATK 0 DEF 0 P Scale 8 All monsters you control gain 100 ATK and DEF for each face-up "Magician" Pendulum Monster with different names in your Extra Deck
Obviously, there are cards that can prevent this card from being destroyed
Sure, its not as good as Swiftfoot Boots giving my best guy hexproof, but it still can regenerate from most targeted removal, and unlike the hexproof, it can also regenerate from damage in combat and some sweeping removal, such as Magmaquake and Day of Judgment
So the first and more important rule is that there are no set rules on building a commander deck
The full-art Zapdos ex SIR features the aforementioned electric-type bird flying alongside its fellow legendary friends, Moltres and Articuno
Sebastian Rosenauer Unholy Heat is another card in the style of Lightning Bolt, not much to say about what it does