Dark End Dragon (Quarter Century Secret Rare) [RA03-EN216] Quarter Century Secret Rare OTS Tournament Pack 11 you can add 1 "X-Saber"

you can add 1 "X-Saber" monster from your Graveyard to your hand

Set: The Grand Creators Card type: Effect Monster Rarity: Collector's Rare Attack: 500 Defense: 200 Once per turn: You can equip 1 "Inzektor" monster from your hand or GY to this card

then if you control "Exosister Irene"

not just 1

Set: Ra Yellow Mega Pack Card type: Normal Spell Rarity: Secret Rare Attack: 0 Defense: 0 Add 1 "Elemental HERO" monster from your Deck to your hand

Dark End Dragon (Quarter Century Secret Rare) [RA03-EN216] Quarter Century Secret Rare OTS Tournament Pack 11 you can add 1 "X-Saber"Set: Quarter Century Bonanza Card type: Synchro Effect Monster Rarity: Quarter Century Secret Rare Attack: 2600 Defense: 2100 1 Tuner + 1 or more non Tuner DARK monsters Once per turn: You can target 1 monster your opponent controls; this card loses 500 ATK and DEF, and you send that target to the Graveyard.