You can print a single card if you want, and larger orders get better per-card pricing
If you are confused by this, help yourself to a detailed analysis on summoning sickness
Synchro monsters effect and stats are still stronger then most XYZ monster is this era, but Steelswarm Roach with their summon negation fills an imortant nich, as they can negate the summon of Cyber Dragon
Sludge Titan Sludge Titan is an awesome card advantage tool, though its high on the mana curve
In comparison, Gyarados ex has 180 HP, only costs 3 Colorless Energy to retreat, and has a stronger attack
Dust and Dirt Barrier : The inner and outer sleeves together act as a full barrier against dust, dirt, and debris that could otherwise damage the cards surface