The first one that comes to mind is, of course, Cori-Steel Cutter
Demonic Abomination: Number iC1000: Numerounius Numerounia, unlike its base form Number C1000: Numerounius which vaguely resembles an angelic like demon, Numerounia reassembles a collection of shapes fused together
In three-plus-color decks, you'll almost never or rarely play all MDFCs and should pick and choose MDFCs from the "always play" category that are most impactful and best support the theme of your deck, rather than just running them all
Hes also worth keeping alive later if you find the bigger Kronk to shift him
Banish this card from the field, and if you do, Special Summon 1 Link-3 or lower Cyberse monster from your Extra Deck, except "Decode Talker Heatsoul"
As the Pokdex entries make clear, it doesnt come by its strength through performance enhancing drugs, or purely through genetic gifts, but through hard work