Inti only lets us play those cards until the beginning of our next end step, so the key to maximizing our chances of playing each card we exile is by discarding outside of our own turn, so we have all our mana available next turn to cast the exiled cards
Ace cards are some of the highly sought-after in the set, and in the Western version of the game, we were treated to unique alternate arts of every single Ace Digimon, making the set even more in demand
C Common NEXT X TRAP Special Summon any number of monsters with different names from your hand and/or GY, in Defense Position, that are all "Neo-Spacian" monsters or "Elemental HERO Neos", but negate their effects, and as long as you control any of those Special Summoned monsters face-up, you cannot Special Summon from the Extra Deck, except Fusion Monsters
It protects the monsters it points to from battle, and its effect calls forth Goukis from your Graveyard for instant tag team action
As for payoffs, there arent too many but the few that exist could go off if you get the nut bird deck