white flare booster box (JP) With a chance to get rare holographic cards Pokémon White Flare sv11W Korean

Dragon Ravine X SPELL Field Once per turn: You can discard 1 card, then activate 1 of these effects

Trishula, Dragon of the Ice Barrier X WATER Level 9 [ Dragon / SynchroEffect ] ATK 2700 DEF 2000 1 Tuner + 2+ non-Tuners When this card is Synchro Summoned: You can banish up to 1 card each from your opponent's hand, field, and GY (the card in the hand is chosen at random)

This theory made a lot of sense since Dragons tend to have high mana costs, and would therefore benefit hugely from a way to remove those costs completely

Cup of Ace Barely beating out Tour of Doom, we have Cup of Ace

Most casual players are willing to trade a couple of exiled cards from their library to add another land to their fat stack, and you net cards quite often