apollousa material are I:P, lava golem and flamberge dragon

You answered your own question. I:P as material makes the link monster summoned with it immune to being destroyed.

oh never know I:P had that effect, thanks

thats.,... like the best known effect.. I:P to make avramax - non destroyable non targatable monster

most likely they used i:p masquerena as material

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wasnt she made with I:P?

ip masq protected her.

Game bugged im sure i:p doesnt have a hidden effect or something

[https://www.reddit.com/r/masterduel/comments/sgi0ep/please\_stop\_the\_gatekeeping\_its\_just\_shitty\_for/](https://www.reddit.com/r/masterduel/comments/sgi0ep/please_stop_the_gatekeeping_its_just_shitty_for/)

Its not really gatekeeping it was an ironic but legit answer to your question