yugioh darkness neosphere deck 5D's Shonen Jump JUMP-EN036 Ultra Rare Promo Card : Toys & Games This card cannot be destroyed by battle Yu-Gi-Oh! - Darkness Neosphere (TU05-EN016)

They have the very rare Meld mechanic, where you can pay five mana to fuse them together if theyre both on the battlefield

Midnight Clock As noted in the Honorable Mentions, we've left some very popular mana rocks out of this ranking on grounds of them being cantrips rather than providing card advantage

Participants will receive a non-foil copy of Preordain as "Prophetic Beginning." The Top 8 of the event will also receive a traditional foil copy of Death's Shadow as "Diabolos, Guardian Force." And, finally, for the player who wins it all: a traditional foil copy of City of Brass as "Bhujerba, Floating City." To add to the excitement, WPN Premium stores will also receive non-foil copies of the Death's Shadow and City of Brass promo cards, each with the name of the store stamped onto the card

Badgermole Cub What could be better than a 2-mana mana doubler

Closing I wont go on too much longer, since this is supposed to be more of a technical piece