sykkuno yugioh deck synchro Yu-gi-oh Arc Five OCG Structure card decks (2 x 40 De-Synchro - Yu-Gi-Oh! Card Database

You guessed right, too it does something to do with the number 50

You can check out this fun build here - (Commanding Tatsunari, Toad Rider | Article by Abe Sargent (coolstuffinc.com)) The fourth deck I crafted was around the Boros Samurai needs of Raiyuu, Storm's Edge

Damage done by attacks to the Pokmon that Metal Energy is attached to is reduced by 10 (after applying Weakness and Resistance)

Higher bulk pricing pressures low-margin submissions, pushing collectors toward higher-value cards and tighter ROI calculations

Mega Shine will bring those two together for a set loaded with rare cards

One card that springs to mind is Ram Through which is a green removal spell that also doubles as a burn spell if you have trampling creatures