This effect can be used offensively, getting rid of a strong creature to hopefully replace it with a much weaker one
Mikey & Leo, Chaos & Order Krang & Shredder Renet, Temporal Apprentice Jennika, Bad Apple Big Sister Bebop & Rocksteady Don & Raph, Hard Science April, Reporter of the Weird Casey Jones, Jury-Rig Justiciar Slash, Reptile Rampager Camp Comrades You need an oasis, and thank Final Fantasy for showing some tasty food and equipment support from Final Fantasy 15 in Camp Comrades
This card gains 2500 ATK for each counter on it during the Battle Phase only
Local card shops offer a space to be together and share a common interest in a place where those spaces have dwindled rapidly
I would buy it and keep it until some outrageous Mythic Instant comes out in the future.
"The Dark Magicians" is a rare exception, and it is a phenomenal piece of support that fulfills many purposes for the "Dark Magician"