boost box car Buture Beta08 3000A Portable Jump Starter 16800mAh You can put the cars jump starter in the car for what the car needs The Boost Box Ski Insert

1 Izzet Boilerworks

UR Ultra Rare Ultimate Crystal Rainbow Dragon Overdrive X LIGHT Level 12 [ DragonFusionEffect ] ATK 4000 DEF 0 1 "Ultimate Crystal" monster + 7 "Crystal Beast" monsters Must be Special Summoned (from your Extra Deck) during a Duel you Special Summoned an "Ultimate Crystal" monster, by banishing the above monsters from your field and/or GY

One card that tends to be overlooked a lot is Volkner's Philosophy from Rising Rivals

If you Special Summon this card in this way, this card gets the following effects: During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent's Life Points