Kyurem, Embodiment of the Ancient Dragon Dragon/Effect/WATER/Level 6 ATK 2300/DEF 1000 You can banish this card from the field or your hand and 1 "Reshiram, Dragon of Truth" or "Zekrom, Dragon of Ideals" from your hand or GY
This set brings back the Lost Zone mechanic to the Pokemon TCG for the first time in a few years and there are so many awesome cards that will take advantage of this new engine
They ALWAYS have the perfect card for a situation, but that card only works in that ONE EXACT SITUATION and as a result, new players (like myself once) would always load up on cards with undeniably good effects, but so situational, so hard to setup or summon, that they were functionally useless in a real duel
And with Necro Fusion in your hand, next turn you can Fusion Summon a third Destiny End Dragoon.
What makes Mindbreak Trap very good is the option to pay 0 for its mana cost if your opponent starts storming off
Its also exceedingly rare and will likely be one of the most coveted cards of the Scarlet and Violet era