Heres why theyre essential: Protection from damage : Sleeves protect your cards from scratches, dirt, fingerprints, and bending
When this creature dies, return it to the battlefield
Never use PVC sleeves, which release damaging acids
For Fun This categorys a little more subjective than normal because each faction has its own set of fans and haters, but Im going with Veloci-Ramp-Tor on this one
There are absolutely cheaper ways to build Iron Man that dont involve spending hundreds of dollars on a deck, so if you somehow manage to come into Iron Man on the cheap, look for fun decks full of Modular creatures and Spellbombs
In Commander, it's pretty easy to make tons of mana, which means Deepglow Skate is essentially a one-shot (until you start using blink effects) one-permanent (until you add in Panharmonicon and Strionic Resonator) blue version of Doubling Season