The end result is that Gates with Spelunking might actually just be broken, not "good for a budget deck" broken but "best deck in the format" broken
Graceful Revival you could justify keeping: it revives a Level 2 or lower monster, and we have several of those (Jutte Fighter, Krebons, Sonic Chick, Worm Apocalypse, and three Mecha Bunny, for a total of seven targets), but theres not a lot to do with them once we revive them
But you still might not be having a ton of fun with it in games because and it hurts me to say it like this your deck might just be bad
I'm not sure why the old translation teams really loved slapping on "-yarou" into random cards that have nothing to do with it
However, in Reshef Of Destruction, not only is its effect changed to powering down all monsters the opponent controls but also for some reason it is changed from a trap card to a spell card