2004 yugioh world championship deck Yu-Gi-Oh! Tournament - (GBA) Game Boy Advance Nether Spirit kept rising from his graveyard to take down his opponents. Yu-Gi-Oh! World Championship 2004 prize

If it's an Xyz monster then they can banish a Spell or Trap card

If you need to catch up, you can read the previous article, about the Sealed Deck format, or start at the beginning with The Basics

I dont currently have a +1/+1 counter-themed deck that this would nicely fit into

This could be a metaphor for reflecting the bond and common ground between you, though showing that connection through emotions is probably a better idea

Closely related sets that share a prefix, or set with multiple subsets within them (such as Yugi's Legendary Decks), will often replace the first character of the set position number with a letter (different for each set or subset), and number each set or subset separately