Which seems awful
There are many artifacts that can grant protection or indestructible, but here are some of the most commonly used ones: A Good Commander Deck Has Lots of Synergy Once you have used the Commander Deck Building Template more and more and learned to master how to build a Commander deck, you will realize that your deck will begin to have a lot of synergy within itself
The site also shows you data to help you price your cards competitively, showing you what how much a card recently sold for and its current market value, all sorted by the condition the card is in
There are yet more options that I haven't gone into, such as Traps that change your opponent's monsters' battle positions at any time (like Windstorm of Etaqua or Curse of Anubis), Spells that keep your opponent's monsters face-down (like Swords of Concealing Light), and Monsters that lock your opponent into not being able to attack at all (like Dyna, Hero Fur Hire)
SE Secret Rare EN Wave X SPELL Continuous If your "Elemental HERO" monster is used as material for a Fusion Summon, and sent to the GY or banished (except during the Damage Step): You can Special Summon 1 "Neo-Spacian" monster or 1 "Elemental HERO Neos" from your Deck