yugioh resonator cards cardcluster Soul Resonator - Structure Deck:

Only adding counters after saddling weakens the card dramatically

These include Super Rare (SR) and Double Rare (RR) versions of the Stellar-type Terastallized Pikachu ex card that headlines the set as well as an ACE SPEC Miracle Intercom card

Cards related to "Altaria EX".

Can be useful if you have a heavy hitter that may take an extra turn to fully set up, so instead you just use one of the cheaper moves from an earlier form until ready

I had several waifu trainers in my collection that rose huge in value during the bubble(early july peak seems), I stupidly did not sell and just held thinking the 1000s$+ price tags would hold longer than they did

The second is that this only works on the first one cast, so they can cast Brainstorm to dig for something and then cast what they drew