yu gi oh dark magician structure deck Yu-Gi-Oh! - - Illusion of the Magicians Age Group OPENING *NEW* YU-GI-OH! 25TH ANNIVERSARY

Submarineroid lets you do both

Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Legal Oathbreaker Legal Penny Legal Forbidding Watchtower Land This land enters tapped

Based on the rules text saying "you may remove a counter," this means if you deal combat damage and only have the hexproof counter, but want to keep it, you can pass on activating the ability

Emerge is a keyword ability that lets you cast a spell by paying its Emerge cost and sacrificing a creature rather than paying the spells normal mana cost

Thats something a lot of collectors overlook until much later

Exodia is there to fully demonstrate what this series is about, even if you only ever see this episode