That said, looking deeper at mana sinks can help you find some interesting options
The trope we wanted to hit with Devil K
It also burns for a good reason, making players think about playing a land or taking damage, potentially leaving them behind on mana
Even if you never go past the four walls and 120 cards of the Gateway box, this is a full and wonderful Lorcana experience
Being able to stack your hand with your best equip options and then boost all your creatures as a side-effect of stacking them on Kellen makes this card an auto-include for any red/white deck with an equip focus
More commonly, you see Overlord of the Balemurk in Pioneers Mardu Greasefang, which does a rather stellar job of throwing key cards such as Parhelion II and Skysovereign, Consul Flagship into the graveyard that can re-enter play with Greasefang, Okiba Bosss trigger at the beginning of combat