The real strength lies in turning Gadgets empty card advantage into real threats by converting into Xyz monsters
At the beginning of your upkeep, all lands you control phase out. Now, obviously this wasnt every turn, because Taniwha was only in play every other turn, but when timed correctly, with the Diamonds, Fellwar Stones and other Mana-producing Artifacts or creatures, you could clear the board with an Armageddon and have all of your lands come back the next turn
When a monster is summoned, the card is played face-up, with the cards top pointing toward your appointment
Transformers cards are have a roughly 12% chance of being found in packs of The Brothers' War cards
SE Secret Rare Odd-Eyes Persona Dragon X DARK Level 5 [ DragonPendulumEffect ] ATK 1200 DEF 2400 P Scale 1 Once per turn, during the End Phase, if your opponent activated a card or effect this turn that targeted 1 "Odd-Eyes" Pendulum Monster you controlled (and no other cards) while this card was in your Pendulum Zone: Special Summon this card, and if you do, place 1 face-up "Odd-Eyes" Pendulum Monster from your Extra Deck in your Pendulum Zone, except "Odd-Eyes Persona Dragon"