Some cards like Raigeki and Swords of Revealing Light have cards designed specifically to counter them Anti-Raigeki and Weather Report
And, Altergeist Hexstia, Altergeist Protocol, Number S0: Utopic Future et al all disrupt the opponent, allowing you to advance your game plan
PerformEffect is where all the logic goes, and PerformEffect requires: Host Card: The card that this effect was on when the game told it to execute Grid Space: The full game grid, for searching If applicable based on execution type: Opposing Card: The card that Host Card is facing in battle
You can only use each effect of "Melffy Puppy" once per turn
Rank-Up-Magic Argent Chaos Force X SPELL Target 1 Rank 5 or higher Xyz Monster you control
ZEXAL, Utopia was first introduced to the card game as one of the first Xyz Monsters back in 2011