Duelist's Advance

2+ Level 6 monsters
Once per turn, you can also Xyz Summon "Gaia Stream, the Graceful Force" by using 1 Rank 5 or 7 Xyz Monster you control (transfer its materials to this card). Cannot be used as material for an Xyz Summon the turn it was Xyz Summoned. Cannot attack directly. Gains ATK equal to the combined Levels/Ranks of its attached materials x 200. At the end of the Damage Step, if this card battled: Detach 1 material from this card.

Gaia Stream, the Graceful Force

25th Anniversary Tin: Dueling Mirrors

1 Tuner + 1+ non-Tuner monsters
If this attacking card destroys an opponent's monster by battle: It can make a second attack in a row. Once per turn, at the end of the Battle Phase: You can target FIRE monsters in your GY up to the number of monsters this card destroyed by battle this turn; add them to your hand.

Gaia Blaze, the Force of the Sun

Age of Overlord

"Gaia Blaze, the Force of the Sun" + 1 face-up monster you control
When your opponent activates a monster effect in their hand or GY (Quick Effect): You can discard 1 monster; negate that effect, and if you do, destroy that card. When this attacking card destroys an opponent's monster by battle: You can target 1 FIRE monster in your GY; Special Summon it. You can only use each effect of "Gaia Prominence, the Fierce Force" once per turn.